APA (7th ed.) Citation

Helmig, B., & Boenigk, S. (2020). Nonprofit Management. Vahlen.

Chicago Style (17th ed.) Citation

Helmig, Bernd, and Silke Boenigk. Nonprofit Management. München: Vahlen, 2020.

MLA (9th ed.) Citation

Helmig, Bernd, and Silke Boenigk. Nonprofit Management. Vahlen, 2020.

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