APA (7th ed.) Citation

Salkind, C. T. (1973). The contest problem book III: Annual high school contests 1966-1972. Mathematical Association of America.

Chicago Style (17th ed.) Citation

Salkind, Charles T. The Contest Problem Book III: Annual High School Contests 1966-1972. Washington: Mathematical Association of America, 1973.

MLA (9th ed.) Citation

Salkind, Charles T. The Contest Problem Book III: Annual High School Contests 1966-1972. Mathematical Association of America, 1973.