APA Citation

Bly, R. W. The copywriter's handbook: A step-by-step guide to writing copy that sells (4th edition.).

Chicago Style Citation

Bly, Robert W. The Copywriter's Handbook: A Step-by-step Guide to Writing Copy That Sells. 4th edition.

MLA Citation

Bly, Robert W. The Copywriter's Handbook: A Step-by-step Guide to Writing Copy That Sells. 4th edition.

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