Zeleny, R. O. (1974). The world book encyclopedia. Chicago: Field Enterprises Educational Corporation.
シカゴスタイル引用形Zeleny, Robert O. The World Book Encyclopedia. Chicago: Field Enterprises Educational Corporation, 1974.
MLA引用形式Zeleny, Robert O. The World Book Encyclopedia. Chicago: Field Enterprises Educational Corporation, 1974.
警告: この引用は必ずしも正確ではありません.