APA (7th ed.) Citation

Venkov, B. A., & Alderson, H. (1970). Elementary number theory. Wolters-Noordhoff Publishing.

Chicago Style (17th ed.) Citation

Venkov, B. A., and Helen Alderson. Elementary Number Theory. Groningen: Wolters-Noordhoff Publishing, 1970.

MLA (8th ed.) Citation

Venkov, B. A., and Helen Alderson. Elementary Number Theory. Wolters-Noordhoff Publishing, 1970.

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