APA (7th ed.) Citation

Harkness, R. (1999). Everything you need to know about heart disease prevention. Prima health.

Chicago Style (17th ed.) Citation

Harkness, Richard. Everything You Need to Know About Heart Disease Prevention. Rocklin, CA: Prima health, 1999.

MLA (9th ed.) Citation

Harkness, Richard. Everything You Need to Know About Heart Disease Prevention. Prima health, 1999.

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