Mailing of biological toxins : joint hearing before the Subcommittee on Postal Personnel and Modernization of the Committee on Post Office and Civil Service and the Subcommittee on Research and Development of the Committee on Armed Services, House of Representatives, one hundredth Congress, second session, June 23 and October 5, 1988.
United States.Congress.House.Committee on Post Office and Civil Service.Subcommittee on Postal Personnel and Modernization.
United States.Congress.House.Committee on Armed Services.Subcommittee on Research and Development.
Washington : U.S.G.P.O.,
1988.
Serial no. 100-55
Hazardous substances
Bacterial toxins