The Canadian Style
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- - Close Punctuation
- Introduction to Punctuation
- Spacing
- The Period, Main purpose
- Imperatives, exclamations and indirect questions
- Ellipsis points
- Leaders
- Other uses
- Periods properly omitted
- The Question Mark, Main purpose
- Requests, indirect questions and other uses
- The Exclamation Mark, Main purpose
- The Exclamation Mark, Miscellaneous
- The Comma, General
- Restrictive/non-restrictive
- The Comma, Co-ordinate elements
- Clarity and emphasis
- Omitted words
- Quotations, etc.
- Names and titles
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- Commas properly omitted
- The Semicolon, Between independent clauses
- The Semicolon, Co-ordinate elements
- Misuse and overuse
- The Colon, Between independent clauses
- Annunciatory function
- The Colon, Miscellaneous
- Misuse
- Parentheses, General
- Clarification
- Punctuation with parentheses
- Afterthoughts and asides
- Parentheses within parentheses
- Legal documents
- Letters and numerals
- Square Brackets, General
- Use within parentheses
- Use
- Multiples
- The Em Dash, General
- Enumerations
- Interruptions, pauses, afterthoughts, clarifications and emphasis
- Summarizing
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- Punctuation with em dash
- The En Dash, Numerals
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- Compound words
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- The Oblique, General
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- Two nouns (group genitive)
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7.33 Parentheses within parentheses
If you cannot avoid placing parenthetic material within other parenthetic material, use square brackets within the round brackets (see 7.37 Use within parentheses) or use a combination of parentheses and em dashes:
- He worked hard—twelve hours a day (and no bonus for overtime), seven days a week—until the task was completed.
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