APA-ийн эшлэл(7 дахь хэвлэлт)

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

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

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

MLA -ийн эшлэл (9 дэх хэвлэлт)

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