Cita APA (7th ed.)

LANDAU, E., & GOODMAN, J. E. (1966). Elementary number theory (2nd ed.). Chelsea.

Cita Chicago (17th ed.)

LANDAU, Edmund, i Jacob E. GOODMAN. Elementary Number Theory. 2nd ed. New York: Chelsea, 1966.

Cita MLA (9th ed.)

LANDAU, Edmund, i Jacob E. GOODMAN. Elementary Number Theory. 2nd ed. Chelsea, 1966.