APA Style

Hudspeth, Robert N., Sturtevant, Donald F.. (1967). The world of language . New York: American Book Company.

Chicago Style

Hudspeth, Robert N., Sturtevant, Donald F.. The world of language. New York: American Book Company, 1967. Text.

MLA Style

Hudspeth, Robert N., Sturtevant, Donald F.. The world of language. New York: American Book Company, 1967. Text.

Turabian Style

Hudspeth, Robert N., Sturtevant, Donald F.. The world of language. New York: American Book Company, 1967. Print.