APA (7th ed.) Citation

Ore, O. (1948). Number theory and its history (1. edition.). McGraw-Hill.

Chicago Style (17th ed.) Citation

Ore, Oystein. Number Theory and Its History. 1. edition. New York, NY [u.a.]: McGraw-Hill, 1948.

MLA (9th ed.) Citation

Ore, Oystein. Number Theory and Its History. 1. edition. McGraw-Hill, 1948.