APA (7th ed.) Citation

Von Engeln, O. D. (1949). Geomorphology: Systematic and regional (Repr.). Macmillan.

Chicago Style (17th ed.) Citation

Von Engeln, O. D. Geomorphology: Systematic and Regional. Repr. New York: Macmillan, 1949.

MLA (9th ed.) Citation

Von Engeln, O. D. Geomorphology: Systematic and Regional. Repr. Macmillan, 1949.

Warning: These citations may not always be 100% accurate.