APA (7th ed.) Zitazioa

Williams, C. M. (1973). Learning from pictures. AEC&T.

Chicago Style (17th ed.) Zitazioa

Williams, Catherine M. Learning from Pictures. Washington, D.C.: AEC&T, 1973.

MLA (9th ed.) Zitazioa

Williams, Catherine M. Learning from Pictures. AEC&T, 1973.