APA

United States, . (1973). Forestry incentives act of 1973: hearings, Ninety-third Congress, first session, on H.R. 2904 and similar bills, May 21, 22, and 23, 1973. Washington: U.S. Govt. Print. Off.

Chicago

United States, . 1973. Forestry incentives act of 1973: hearings, Ninety-third Congress, first session, on H.R. 2904 and similar bills, May 21, 22, and 23, 1973. Washington: U.S. Govt. Print. Off.

Harvard

United States, . (1973). Forestry incentives act of 1973: hearings, Ninety-third Congress, first session, on H.R. 2904 and similar bills, May 21, 22, and 23, 1973. Washington: U.S. Govt. Print. Off.

MLA

United States, . Forestry incentives act of 1973: hearings, Ninety-third Congress, first session, on H.R. 2904 and similar bills, May 21, 22, and 23, 1973. Washington: U.S. Govt. Print. Off. 1973.