U.S.S.R. labor camps : hearings, Ninety-third Congress, first session

MLA

U.s.s.r. Labor Camps : Hearings, Ninety-third Congress, First Session. Washington: U. S. Government Printing Office, 1973.

APA

(1973). U.S.S.R. labor camps : hearings, Ninety-third Congress, first session. Washington: U. S. Government Printing Office.

Chicago

U.S.S.R. Labor Camps : Hearings, Ninety-Third Congress, First Session. Washington: U. S. Government Printing Office,, 1973.