APA (7th ed.) Citation

Spinath, B. (2014). Motivation. Oxford bibliographies.

Chicago Style (17th ed.) Citation

Spinath, Birgit. "Motivation." Oxford Bibliographies 2014.

MLA (9th ed.) Citation

Spinath, Birgit. "Motivation." Oxford Bibliographies, 2014.

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