Gaya APA

JOHNSTON, W, D, H, B., ENCYCLOPEDIA, C. (). COLLIER'S ENCYCLOPEDIA VOL. 7 . NEW YORK: MACMILLAN EDUCATIONAL COM.

Gaya MLA

JOHNSTON, WILLIAM, D., HALSEY,, BERNARD., ENCYCLOPEDIA, COLLIER\'S. "COLLIER'S ENCYCLOPEDIA VOL. 7". NEW YORK: MACMILLAN EDUCATIONAL COM, . Text.