APA aipamena

Pitts, J. (1984). A manual of geology for civil engineers. Wiley.

Chicago Style aipamena

Pitts, John. A Manual of Geology for Civil Engineers. Wiley, 1984.

MLA aipamena

Pitts, John. A Manual of Geology for Civil Engineers. Wiley, 1984.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.