Gaya APA

PLOMP, T, [., ELY, D, P, (. (1996). International encyclopedia of educational technology (2nd ed.). New York: Elsevier Science.

Gaya MLA

PLOMP, Tjeerd, [ed.]., ELY, Donald, P., (ed.). "International encyclopedia of educational technology". 2nd ed. New York: Elsevier Science, 1996. Buku.