APA (7th ed.) Citation

Janssen, A., & Alt, J. (2017). Arnold Janssen Reader: Guidance in challenging times. Franz Schmitt Verlag.

Chicago Style (17th ed.) Citation

Janssen, Arnold, and Josef Alt. Arnold Janssen Reader: Guidance in Challenging Times. Siegburg: Franz Schmitt Verlag, 2017.

MLA (9th ed.) Citation

Janssen, Arnold, and Josef Alt. Arnold Janssen Reader: Guidance in Challenging Times. Franz Schmitt Verlag, 2017.

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