Piotrow, P. T. (1973). World population crisis: The United States response. Praeger.
Chicago Style (17th ed.) CitationPiotrow, Phyllis Tilson. World Population Crisis: The United States Response. New York: Praeger, 1973.
MLA (9th ed.) CitationPiotrow, Phyllis Tilson. World Population Crisis: The United States Response. Praeger, 1973.
Warning: These citations may not always be 100% accurate.