4.30 Parts of a book or document

(a) Capitalize references to specific parts of a document. These include certain common nouns in the singular when they are used in text references with numbers or letters indicating place, position or major division in a sequence. Capitalize a letter following such a term:

• Act II
• Appendix B
• Chapter 3
• Chart 2
• Corollary 1
• Exhibit A
• Figure 7
• Plate 4
• Scene iii
• Table 3
• Theorem 3
• Volume 13

(b) Do not capitalize minor subdivisions such as page, note, line, paragraph and verse:

• See page 6, line 48.

(c) Do not capitalize section when used for part of a law or set of regulations, but capitalize it if it refers to a large subdivision of a report, book or other document:

• under section 23 of the Act
• Volume 10, Section 5

(d) Do not capitalize words referring to parts of a book when they are used in a general sense, are preceded by modifiers, or are in plural forms:

• The theory will be discussed in the next chapter.
• The appendixes outline other migration patterns.
• Even Miller’s extensive bibliography is not complete.

(e) Capitalize cross-references within a book when they refer to a particular section:

• Further readings are listed in the Bibliography.
• See the Appendix for urban statistics.

(f) Informal references to chapter and topic titles may be capitalized and written without italics or quotation marks:

His topics included Northern Travel, Survival on the Road, and Basic Maintenance.

See also 1.12 Parts of a book or document.

5.25 Roman numerals

Roman numerals are becoming increasingly rare, but they still have the following uses:

• names of rulers, aristocrats, and the names of ships, racing cars and space vehicles:
  • Charles IV
  • Pius XII
  • Bluenose II
  • Saturn V
• numbers of volumes, chapters, tables, plates, acts and other divisions of a book or play (now often replaced with Arabic numerals):
  • Psalm XXIII
  • Volume XII
  • Appendix III
  • Act II, Scene iii (act number in upper case, scene number in lower case)
    Iliad xi.26
• Government of Canada Statutes:
  • Schedule IV
  • Part III
• years, centuries and recurring events of major importance:
  • CMLXLV (in very formal contexts)
  • XIX century (or 19th century)
  • XXIII Olympiad

Do not use ordinal forms (st, nd, th, etc.) with Roman numerals.

Lower-case Roman numerals may be used for page numbers in preliminary matter (preface, foreword, table of contents, etc.), subclauses and subordinate classifications in a series.

Note that a bar over a letter in a Roman numeral multiplies its value by 1000:

• _
  D = 500 000
• _
  V = 5000

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