APA

(1985). Environmental information in developing nations. Westport, Conn. u.a: Greenwood Pr.

Chicago

1985. Environmental information in developing nations. Westport, Conn. u.a: Greenwood Pr.

Harvard

(1985). Environmental information in developing nations. Westport, Conn. u.a: Greenwood Pr.

MLA

Environmental information in developing nations. Westport, Conn. u.a: Greenwood Pr. 1985.