39 [thirty-nine] who believed : Helsinki monitors in the USSR

MLA

39 [thirty-nine] Who Believed : Helsinki Monitors In the Ussr. New York, N.Y.: U.S. Helsinki Watch Committee, 1980.

APA

(1980). 39 [thirty-nine] who believed : Helsinki monitors in the USSR. New York, N.Y.: U.S. Helsinki Watch Committee.

Chicago

39 [thirty-Nine] Who Believed: Helsinki Monitors In the USSR. New York, N.Y.: U.S. Helsinki Watch Committee, 1980.