DiSilvestro, R. L., Palmer, C. N., & Chichester, P. (1991). The African elephant: Twilight in Eden. Wiley.
Chicagoスタイル(17版)引用形式DiSilvestro, Roger L., Christopher N. Palmer, , Page Chichester. The African Elephant: Twilight in Eden. New York: Wiley, 1991.
MLA(8版)引用形式DiSilvestro, Roger L., et al. The African Elephant: Twilight in Eden. Wiley, 1991.
警告: この引用は必ずしも正確ではありません.