APA (7th ed.) Citation

Stark, F., Marcuse, H., & Popper, K. R. (1971). Revolution oder Reform? Kosel.

Chicago Style (17th ed.) Citation

Stark, Franz, Herbert Marcuse, and Karl Raimund Popper. Revolution Oder Reform? Munchen: Kosel, 1971.

MLA (8th ed.) Citation

Stark, Franz, et al. Revolution Oder Reform? Kosel, 1971.