APA (7th ed.) Citation

Honsberger, R. (1976). Mathematical gems: From elementary combinatorics, number theory and geometry. Math. Assoc. of America.

Chicago Style (17th ed.) Citation

Honsberger, Ross. Mathematical Gems: From Elementary Combinatorics, Number Theory and Geometry. Washington, DC: Math. Assoc. of America, 1976.

MLA (9th ed.) Citation

Honsberger, Ross. Mathematical Gems: From Elementary Combinatorics, Number Theory and Geometry. Math. Assoc. of America, 1976.

Warning: These citations may not always be 100% accurate.