APA (7th ed.) Citation

Hadnagy & Schulman. (2021). Human hacking: Win friends, influence people, and leave them better off for having met you. Harper Business.

Chicago Style (17th ed.) Citation

Hadnagy and Schulman. Human Hacking: Win Friends, Influence People, and Leave Them Better off for Having Met You. New York: Harper Business, 2021.

MLA (9th ed.) Citation

Hadnagy and Schulman. Human Hacking: Win Friends, Influence People, and Leave Them Better off for Having Met You. Harper Business, 2021.