Burton, D. M. (2011). Elementary number theory (7th ed.). McGraw-Hill, Higher Education.
Cita Chicago (17th ed.)Burton, David M. Elementary Number Theory. 7th ed. Boston: McGraw-Hill, Higher Education, 2011.
Cita MLA (8th ed.)Burton, David M. Elementary Number Theory. 7th ed. McGraw-Hill, Higher Education, 2011.
Atenció: Aquestes cites poden no estar 100% correctes.