APA aipamena

Roeder, J. L. (1980). Energy for the future (2nd ed.). [Calhoun School Science Dept.].

Chicago Style aipamena

Roeder, John L. Energy for the Future. 2nd ed. New York: [Calhoun School Science Dept.], 1980.

MLA aipamena

Roeder, John L. Energy for the Future. 2nd ed. [Calhoun School Science Dept.], 1980.