Gaya APA

Inc., G, I. (1984). The Encyclopedia Americana :International Edition Volume 17 (30 Jild, Cetakan 1984). Manila: Grolier International, Inc..

Gaya MLA

Inc., Grolier, International,. "The Encyclopedia Americana :International Edition Volume 17". 30 Jild, Cetakan 1984 Manila: Grolier International, Inc., 1984. Text.