Cita APA (7th ed.)

SNYDER, L. R. (1968). Computational arithmetic. McGraw-Hill.

Cita Chicago (17th ed.)

SNYDER, Llewellyn R. Computational Arithmetic. New York: McGraw-Hill, 1968.

Cita MLA (9th ed.)

SNYDER, Llewellyn R. Computational Arithmetic. McGraw-Hill, 1968.