APA (7th ed.) Citation

Honsberger, R. (1978). Ingenuity in mathematics (3. print.). Math. Assoc. of America.

Chicago Style (17th ed.) Citation

Honsberger, Ross. Ingenuity in Mathematics. 3. print. Washington: Math. Assoc. of America, 1978.

MLA (9th ed.) Citation

Honsberger, Ross. Ingenuity in Mathematics. 3. print. Math. Assoc. of America, 1978.

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