Otho E. Perkins. (1981). Teacher's guide: Work-a-text in physical science. New York: Globe Book.
シカゴスタイル引用形Otho E. Perkins. Teacher's Guide: Work-a-text in Physical Science. New York: Globe Book, 1981.
MLA引用形式Otho E. Perkins. Teacher's Guide: Work-a-text in Physical Science. New York: Globe Book, 1981.
警告: この引用は必ずしも正確ではありません.