Hancock, P. L., & Skinner, B. J. (2000). Oxford companion to the Earth. Oxford University Press.
シカゴスタイル引用形Hancock, Paul Land, , Brian J. Skinner. Oxford Companion to the Earth. Oxford: Oxford University Press, 2000.
MLA引用形式Hancock, Paul Land, , Brian J. Skinner. Oxford Companion to the Earth. Oxford University Press, 2000.
警告: この引用は必ずしも正確ではありません.