Butcher, J. (2006). Butcher's copy-editing: The cambridge handbook for editors copy-editors and proofreaders (4th ed.). Cambridge university.
शिकागो स्टाइल उद्धरणButcher, Judith. Butcher's Copy-editing: The Cambridge Handbook for Editors Copy-editors and Proofreaders. 4th ed. Cambridge: Cambridge university, 2006.
एमएलए उद्धरणButcher, Judith. Butcher's Copy-editing: The Cambridge Handbook for Editors Copy-editors and Proofreaders. 4th ed. Cambridge university, 2006.
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