APA-viite (7. p.)

Williams, G. H. (2012). Permission to laugh: Humor and politics in contemporary German art / Gregory H. Williams. Univ. of Chicago-Pr..

Chicago-viite (17. p.)

Williams, Gregory H. Permission to Laugh: Humor and Politics in Contemporary German Art / Gregory H. Williams. Chicago, Ill. [u.a.]: Univ. of Chicago-Pr., 2012.

MLA-viite (8. p.)

Williams, Gregory H. Permission to Laugh: Humor and Politics in Contemporary German Art / Gregory H. Williams. Univ. of Chicago-Pr., 2012.