Cita APA

Pikunas, J. (1976). Human development, an emergent science (3d ed.). McGraw-Hill.

Citación estilo Chicago

Pikunas, Justin. Human Development, an Emergent Science. 3d ed. New York: McGraw-Hill, 1976.

Cita MLA

Pikunas, Justin. Human Development, an Emergent Science. 3d ed. McGraw-Hill, 1976.