Linton, I. (1997). 30 minutes: ..to write sales letters. Kogan Page.
Chicago Style (17th ed.) CitationLinton, Ian. 30 Minutes: ..to Write Sales Letters. London: Kogan Page, 1997.
MLA (8th ed.) CitationLinton, Ian. 30 Minutes: ..to Write Sales Letters. Kogan Page, 1997.
Warning: These citations may not always be 100% accurate.