APA (7th ed.) Citation

Freund, J. E. (1956). A Modern introduction to mathematics. Prentice-Hall Inc.

Chicago Style (17th ed.) Citation

Freund, John E. A Modern Introduction to Mathematics. Englewood Cliffs, N.J: Prentice-Hall Inc, 1956.

MLA (9th ed.) Citation

Freund, John E. A Modern Introduction to Mathematics. Prentice-Hall Inc, 1956.