United States. Congress. House. Committee on the District of Columbia. Subcommittee No. 5. & ProQuest (Firm). (1968). Psychology: Hearings before the United States House Committee on the District of Columbia, Subcommittee No. 5, Ninetieth Congress, second session, on May 20, June 3, 19, 1968. U.S. G.P.O..
Chicago Style (17th ed.) CitationUnited States. Congress. House. Committee on the District of Columbia. Subcommittee No. 5. and ProQuest (Firm). Psychology: Hearings Before the United States House Committee on the District of Columbia, Subcommittee No. 5, Ninetieth Congress, Second Session, on May 20, June 3, 19, 1968. Washington: U.S. G.P.O., 1968.
MLA (9th ed.) CitationUnited States. Congress. House. Committee on the District of Columbia. Subcommittee No. 5. and ProQuest (Firm). Psychology: Hearings Before the United States House Committee on the District of Columbia, Subcommittee No. 5, Ninetieth Congress, Second Session, on May 20, June 3, 19, 1968. U.S. G.P.O., 1968.