Style de citation APA (7e éd.)

Bischof, G., Karner, S., & Ruggenthaler, P. (2010). The Prague Spring and the Warsaw Pact invasion of Czechoslovakia in 1968. Lexington Books.

Style de citation Chicago (17e éd.)

Bischof, Günter, Stefan Karner, et Peter Ruggenthaler. The Prague Spring and the Warsaw Pact Invasion of Czechoslovakia in 1968. Lanham, Md.: Lexington Books, 2010.

Style de citation MLA (8e éd.)

Bischof, Günter, et al. The Prague Spring and the Warsaw Pact Invasion of Czechoslovakia in 1968. Lexington Books, 2010.