Gordon, N. J. (1981). Psychology and education: The state of the union. McCutchan.
Citazione stile Chigago Style (17a edizione)Gordon, Neal J. Psychology and Education: The State of the Union. Berkeley: McCutchan, 1981.
Citatione MLA (9a ed.)Gordon, Neal J. Psychology and Education: The State of the Union. McCutchan, 1981.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.