Gaya APA

Hartrampf, G, A. (1936). Hartrampf`s vocabulary-builder revised and enlorged edition . New York: Grosset and Dunlap.

Gaya MLA

Hartrampf, Gustavus, A. "Hartrampf`s vocabulary-builder revised and enlorged edition". New York: Grosset and Dunlap, 1936. Buku.