Flawn, P. T. (1966). Mineral resources: Geology, engineering, economics, politics, law. Chicago: Rand McNally.
Chicago Style aipamenaFlawn, Peter T. Mineral Resources: Geology, Engineering, Economics, Politics, Law. Chicago: Rand McNally, 1966.
MLA aipamenaFlawn, Peter T. Mineral Resources: Geology, Engineering, Economics, Politics, Law. Chicago: Rand McNally, 1966.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.