McCallum, G. P. (1982). Words people use: Passive/ active vocabulary skills for students of English as a Second Language. Harper & Row Pub.
Chicago Style (17th ed.) CitationMcCallum, George P. Words People Use: Passive/ Active Vocabulary Skills for Students of English as a Second Language. New York: Harper & Row Pub, 1982.
MLA (8th ed.) CitationMcCallum, George P. Words People Use: Passive/ Active Vocabulary Skills for Students of English as a Second Language. Harper & Row Pub, 1982.
Warning: These citations may not always be 100% accurate.