Gaya APA

Hartman, G. (1967). Builders of the Old World, Second Edition (Ed.2 ; Cet.1). Boston: Dc.Heath and Company.

Gaya MLA

Hartman, Gertrude. "Builders of the Old World, Second Edition". Ed.2 ; Cet.1 Boston: Dc.Heath and Company, 1967. Text.