APA aipamena

Alec Watt. (1982). Longman illustrated dictionary of Geology. Longman.

Chicago Style aipamena

Alec Watt. Longman Illustrated Dictionary of Geology. Essex: Longman, 1982.

MLA aipamena

Alec Watt. Longman Illustrated Dictionary of Geology. Longman, 1982.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.