Gaya APA

Snider, J, G., , . (1969). Semantic differential technique . Chicago, Aldine Pub. Co., 1969: Chicago, Aldine Pub. Co., 1969.

Gaya MLA

Snider, James, G.., , . "Semantic differential technique". Chicago, Aldine Pub. Co., 1969: Chicago, Aldine Pub. Co., 1969, 1969. .