APA (7th ed.) Citation

(1978). International mathematical olympiads 1959 - 1977 (4. print.). Math. Assoc. of America.

Chicago Style (17th ed.) Citation

International Mathematical Olympiads 1959 - 1977. 4. print. Washington, DC: Math. Assoc. of America, 1978.

MLA (9th ed.) Citation

International Mathematical Olympiads 1959 - 1977. 4. print. Math. Assoc. of America, 1978.

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