APA (7th ed.) Citation

Quinn, P. (1988). The secrets of successful copywriting. Heinemann Publishing.

Chicago Style (17th ed.) Citation

Quinn, Patrick. The Secrets of Successful Copywriting. Heinemann Publishing, 1988.

MLA (9th ed.) Citation

Quinn, Patrick. The Secrets of Successful Copywriting. Heinemann Publishing, 1988.

Warning: These citations may not always be 100% accurate.