Hegner, R. (1957). Parade of the animal kingdom. The Macmillan.
Chicagoスタイル(17版)引用形式Hegner, Robert. Parade of the Animal Kingdom. New York: The Macmillan, 1957.
MLA(9版)引用形式Hegner, Robert. Parade of the Animal Kingdom. The Macmillan, 1957.
警告: この引用は必ずしも正確ではありません.