Gaya APA

Incorporated, G. (). Grolier Encyclopedia of Knowledge Vol. 11: K-L (cet. 1). Unites States of Ame: Academic American Encyclopedia.

Gaya MLA

Incorporated, Grolier. "Grolier Encyclopedia of Knowledge Vol. 11: K-L". cet. 1 Unites States of Ame: Academic American Encyclopedia, . Text.