APA (7th ed.) Citation

Krieg, W. L. (1978). Ecuadorean-Peruvian rivalry in the upper Amazon. [Dept. of State, Office of External Research].

Chicago Style (17th ed.) Citation

Krieg, William L. Ecuadorean-Peruvian Rivalry in the Upper Amazon. [Washington, D.C.]: [Dept. of State, Office of External Research], 1978.

MLA (9th ed.) Citation

Krieg, William L. Ecuadorean-Peruvian Rivalry in the Upper Amazon. [Dept. of State, Office of External Research], 1978.