Otho E. Perkins. (1981). Teacher's guide: Work-a-text in physical science. New York: Globe Book.
Chicago Style CitationOtho E. Perkins. Teacher's Guide: Work-a-text in Physical Science. New York: Globe Book, 1981.
Cita MLAOtho E. Perkins. Teacher's Guide: Work-a-text in Physical Science. New York: Globe Book, 1981.
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