APA aipamena

Gale, G. (1979). Theory of science. New York: Mc Graw-Hill.

Chicago Style aipamena

Gale, George. Theory of Science. New York: Mc Graw-Hill, 1979.

MLA aipamena

Gale, George. Theory of Science. New York: Mc Graw-Hill, 1979.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.