Cita APA (7th ed.)

Allendoerfer, C. B., & Oakley, C. O. (1955). Principles of mathematics. McGraw-Hill.

Cita Chicago (17th ed.)

Allendoerfer, Carl B., i Cletus O. Oakley. Principles of Mathematics. Nueva York: McGraw-Hill, 1955.

Cita MLA (9th ed.)

Allendoerfer, Carl B., i Cletus O. Oakley. Principles of Mathematics. McGraw-Hill, 1955.