APA (7th ed.) Citation

Newman, B. M., & Newman, P. R. (2012). Life-span development: A psychosocial approach (11th ed.). Wadsworth Cengage Learning.

Chicago Style (17th ed.) Citation

Newman, Barbara M., and Philip R. Newman. Life-span Development: A Psychosocial Approach. 11th ed. Singapore: Wadsworth Cengage Learning, 2012.

MLA (9th ed.) Citation

Newman, Barbara M., and Philip R. Newman. Life-span Development: A Psychosocial Approach. 11th ed. Wadsworth Cengage Learning, 2012.