Citazione Stile APA (7a Edizione)

Salkind, N. J. (2004). An introduction to theories of human development. Sage.

Citazione stile Chigago Style (17a edizione)

Salkind, Neil J. An Introduction to Theories of Human Development. Thousand Oaks, Calif: Sage, 2004.

Citatione MLA (9a ed.)

Salkind, Neil J. An Introduction to Theories of Human Development. Sage, 2004.