APA (7th ed.) Citation

Gray, J. S. 1. . e. (1951). Psychology in use: A textbook in applied psychology (2nd ed.).

Chicago Style (17th ed.) Citation

Gray, John Stanley 1894- ed. Psychology in Use: A Textbook in Applied Psychology. 2nd ed. New York American Book, 1951.

MLA (9th ed.) Citation

Gray, John Stanley 1894- ed. Psychology in Use: A Textbook in Applied Psychology. 2nd ed. 1951.