APA (7th ed.) Citation

Holzknecht, J. (2007). Maslow's hierarchy of needs. Castalia Media.

Chicago Style (17th ed.) Citation

Holzknecht, James. Maslow's Hierarchy of Needs. Austin, TX: Castalia Media, 2007.

MLA (9th ed.) Citation

Holzknecht, James. Maslow's Hierarchy of Needs. Castalia Media, 2007.

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