pt. 3, pt. 3A, pt. 3B. -- U.S. Govt. Print. Off., 1973. -- (Role of giant corporations . Hearings before the Subcommittee on Monopoly of the Select Committee on Small Business, United States Senate, Ninety-second Congress, first and second sessions, on the role of giant corporations in the American and world economies ; pt. 3-3B . Corporate secrecy).