APA Style

Lewis, William C.. (1972). Why People Change (1st). NEW YORK, U.S.A.: Holt, Rinehart and Winston, Inc..

Chicago Style

Lewis, William C.. Why People Change. 1st NEW YORK, U.S.A.: Holt, Rinehart and Winston, Inc., 1972. Print.

MLA Style

Lewis, William C.. Why People Change. 1st NEW YORK, U.S.A.: Holt, Rinehart and Winston, Inc., 1972. Print.

Turabian Style

Lewis, William C.. Why People Change. 1st NEW YORK, U.S.A.: Holt, Rinehart and Winston, Inc., 1972. Print.