APA aipamena

Challoner Jack. Rockes, minerals and the changing earth. Southwater.

Chicago Style aipamena

Challoner Jack. Rockes, Minerals and the Changing Earth. Southwater.

MLA aipamena

Challoner Jack. Rockes, Minerals and the Changing Earth. Southwater.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.