APA (7th ed.) Citation

LAY, L. C. (1967). Arithmetic: ; an introduction to mathematics. Macmillan.

Chicago Style (17th ed.) Citation

LAY, L Clark. Arithmetic: ; an Introduction to Mathematics. New York: Macmillan, 1967.

MLA (9th ed.) Citation

LAY, L Clark. Arithmetic: ; an Introduction to Mathematics. Macmillan, 1967.