APA aipamena

KOOPMANS, B. (1975). Srtuctural geology excersises - BN Koopmans. BN Koopmans.

Chicago Style aipamena

KOOPMANS, BN. Srtuctural Geology Excersises - BN Koopmans. BN Koopmans, 1975.

MLA aipamena

KOOPMANS, BN. Srtuctural Geology Excersises - BN Koopmans. BN Koopmans, 1975.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.