(1977). World Book Year Book: The annual Supplement to the workld book encyclopedia. Field Enterprise.
シカゴスタイル引用形World Book Year Book: The Annual Supplement to the Workld Book Encyclopedia. Chicago: Field Enterprise, 1977.
MLA引用形式World Book Year Book: The Annual Supplement to the Workld Book Encyclopedia. Field Enterprise, 1977.
警告: この引用は必ずしも正確ではありません.