27th congress Moscow, 13-16 October 1980 : : motions and amendments to rules.

MLA

27th Congress Moscow, 13-16 October 1980 : Motions and Amendments to Rules. Moscow: ICA, 1980.

APA

(1980). 27th congress Moscow, 13-16 October 1980 : motions and amendments to rules. Moscow: ICA.

Chicago

27th Congress Moscow, 13-16 October 1980: Motions and Amendments to Rules. Moscow: ICA, 1980.