APA

Lenihan J., Fletcher W. W., . (1976). Energy resources and the environment. New York: Academic.

Chicago

Lenihan John, Fletcher William W, . 1976. Energy resources and the environment. New York: Academic.

Harvard

Lenihan J., Fletcher W. W., . (1976). Energy resources and the environment. New York: Academic.

MLA

Lenihan John, Fletcher William W, . Energy resources and the environment. New York: Academic. 1976.