APA (7th ed.) Citation

Mc Callum, G. P. (1982). Words people use: Passive/active vocabulary skills for students of esl. Harper & Row.

Chicago Style (17th ed.) Citation

Mc Callum, George P. Words People Use: Passive/active Vocabulary Skills for Students of Esl. New York: Harper & Row, 1982.

MLA (8th ed.) Citation

Mc Callum, George P. Words People Use: Passive/active Vocabulary Skills for Students of Esl. Harper & Row, 1982.