Gaya APA
Incorporated, G. (1984).
The Encyclopedia Americana: International Edition Volume 28: Venice To Wilmot John (Ed.1).
Danbury:
Grolier Incorporated.
Gaya MLA
Incorporated, Grolier.
"The Encyclopedia Americana: International Edition Volume 28: Venice To Wilmot John".
Ed.1
Danbury:
Grolier Incorporated,
1984.
Buku UN.