APA Style

Houck, P.James. (1992). Elements of agricultural trade policies . United States of America: Waveland Press.

Chicago Style

Houck, P.James. Elements of agricultural trade policies. United States of America: Waveland Press, 1992. Text.

MLA Style

Houck, P.James. Elements of agricultural trade policies. United States of America: Waveland Press, 1992. Text.

Turabian Style

Houck, P.James. Elements of agricultural trade policies. United States of America: Waveland Press, 1992. Print.