World population trends :
hearings before the Committee on Foreign Relations, United States Senate, Ninety-sixth Congress, second session ... April 29 and June 5, 1980.

APA Citation

United States. Congress. Senate. Committee on Foreign Relations. (1980). World population trends: hearings before the Committee on Foreign Relations, United States Senate, Ninety-sixth Congress, second session ... April 29 and June 5, 1980. Washington: U.S. Gov. Print. Off..

MLA Citation

United States. Congress. Senate. Committee on Foreign Relations. World Population Trends: Hearings Before the Committee On Foreign Relations, United States Senate, Ninety-sixth Congress, Second Session ... April 29 And June 5, 1980. Washington: U.S. Gov. Print. Off., 1980.