Craig, J. R. (1981). Ore microscopy and ore petrography. Wiley.
Chicago Style aipamenaCraig, James R. Ore Microscopy and Ore Petrography. New York: Wiley, 1981.
MLA aipamenaCraig, James R. Ore Microscopy and Ore Petrography. Wiley, 1981.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.