APA Style

Booth, John A, Walker, Thomas W. (1989). Understanding Central America . United States of America: Westview Press.

Chicago Style

Booth, John A, Walker, Thomas W. Understanding Central America. United States of America: Westview Press, 1989. Text.

MLA Style

Booth, John A, Walker, Thomas W. Understanding Central America. United States of America: Westview Press, 1989. Text.

Turabian Style

Booth, John A, Walker, Thomas W. Understanding Central America. United States of America: Westview Press, 1989. Print.