Stamp, L. D. (1960). Applied Geography. Baltimore: Penguin Books.
Chicago Style aipamenaStamp, L. Dudley. Applied Geography. Baltimore: Penguin Books, 1960.
MLA aipamenaStamp, L. Dudley. Applied Geography. Baltimore: Penguin Books, 1960.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.