APA aipamena

LAFFERTY, P. Encyclopedia of science. Volume I. Macmillan Publishing Company.

Chicago Style aipamena

LAFFERTY, Peter. Encyclopedia of Science. Volume I. Macmillan Publishing Company.

MLA aipamena

LAFFERTY, Peter. Encyclopedia of Science. Volume I. Macmillan Publishing Company.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.