Thomas, R. M. (1985). Comparing theories of child development (2nd ed.). Wadsworth Pub.
Citazione stile Chigago Style (17a edizione)Thomas, Robert Murray. Comparing Theories of Child Development. 2nd ed. Belmont, Calif: Wadsworth Pub, 1985.
Citatione MLA (9a ed.)Thomas, Robert Murray. Comparing Theories of Child Development. 2nd ed. Wadsworth Pub, 1985.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.