APA

Hudson, V. M., & Day, B. S. (2020). Foreign policy analysis: Classic and contemporary theory.

MLA

Hudson, Valerie M, and Benjamin S. Day. Foreign Policy Analysis: Classic and Contemporary Theory. , 2020. Print.

CHICAGO

Hudson, Valerie M., and Benjamin S. Day. 2020. Foreign policy analysis: classic and contemporary theory.

HARVARD

HUDSON, V. M., & DAY, B. S. (2020). Foreign policy analysis: classic and contemporary theory.

TURABIAN

Hudson, Valerie M., and Benjamin S. Day. Foreign Policy Analysis: Classic and Contemporary Theory. 2020.