APA (7th ed.) Citation

Pikunas, J., & O'Neil, R. P. (1976). Human development: An emergent science (3rd ed.). McGraw-Hill.

Chicago Style (17th ed.) Citation

Pikunas, Justin, and Robert P. O'Neil. Human Development: An Emergent Science. 3rd ed. New York: McGraw-Hill, 1976.

MLA (9th ed.) Citation

Pikunas, Justin, and Robert P. O'Neil. Human Development: An Emergent Science. 3rd ed. McGraw-Hill, 1976.