Collins, J. P., & Crump, M. L. (2009). Extinction in our times: Global amphibian decline. Oxford University Press.
Chicagoスタイル(17版)引用形式Collins, James P., , Martha L. Crump. Extinction in Our Times: Global Amphibian Decline. Oxford ; New York: Oxford University Press, 2009.
MLA(9版)引用形式Collins, James P., , Martha L. Crump. Extinction in Our Times: Global Amphibian Decline. Oxford University Press, 2009.
警告: この引用は必ずしも正確ではありません.