Siegal, B. S., & Gillespie, A. R. (1980). Remote sensing in geology. Wiley Eastern.
Chicago Style aipamenaSiegal, Barry S., and Alan R. Gillespie. Remote Sensing in Geology. New York: Wiley Eastern, 1980.
MLA aipamenaSiegal, Barry S., and Alan R. Gillespie. Remote Sensing in Geology. Wiley Eastern, 1980.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.