APA

Preston P. W., . (1996). Development theory:an introduction. U.S.A: Blackwell publishing.

Chicago

Preston Peter Wallace, . 1996. Development theory:an introduction. U.S.A: Blackwell publishing.

Harvard

Preston P. W., . (1996). Development theory:an introduction. U.S.A: Blackwell publishing.

MLA

Preston Peter Wallace, . Development theory:an introduction. U.S.A: Blackwell publishing. 1996.