APA Style

INTERNATIONAL, T, E, A. (1829). THE ENCYCLOPEDIA AMERICANA INTERNATIONAL EDITION : Orley to Photoengraving (Volume 21) (First Edition, 1829). Danbury: Encyclopedia Americana Edition.

MLA Style

INTERNATIONAL, THE, ENCYCLOPEDIA, AMERICANA. "THE ENCYCLOPEDIA AMERICANA INTERNATIONAL EDITION : Orley to Photoengraving (Volume 21)". First Edition, 1829 Danbury: Encyclopedia Americana Edition, 1829. Text.