APA (7th ed.) Citation

Hey, T., & Walters, P. (1990). Quantenuniversum. Heidelberg : Spektrum der Wissenschaft.

Chicago Style (17th ed.) Citation

Hey, Tony, and Patrick Walters. Quantenuniversum. Heidelberg : Spektrum der Wissenschaft, 1990.

MLA (9th ed.) Citation

Hey, Tony, and Patrick Walters. Quantenuniversum. Heidelberg : Spektrum der Wissenschaft, 1990.

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