Styl cytowania APA

Barry, D. D., & Barry, D. (2002). Russian politics: The post-Soviet phase. Lang.

Styl cytowania Chicago

Barry, Donald D., i Donald Barry. Russian Politics: The Post-Soviet Phase. New York ; Frankfurt am Main ; Berlin ; [u.a.]: Lang, 2002.

Styl cytowania MLA

Barry, Donald D., i Donald Barry. Russian Politics: The Post-Soviet Phase. Lang, 2002.