Power, J. (1968). How life begins: The exciting story of human and animal birth. Simon and Schuster.
Chicagoスタイル(17版)引用形式Power, Jules. How Life Begins: The Exciting Story of Human and Animal Birth. New York: Simon and Schuster, 1968.
MLA(9版)引用形式Power, Jules. How Life Begins: The Exciting Story of Human and Animal Birth. Simon and Schuster, 1968.
警告: この引用は必ずしも正確ではありません.