APA (7th ed.) Citation

Erdős, P., & Graham, R. L. (1980). Old and new problems and results in combinatorial number theory. L'Enseignement mathématique, Université de Genève.

Chicago Style (17th ed.) Citation

Erdős, Paul, and Ronald L. Graham. Old and New Problems and Results in Combinatorial Number Theory. Genève: L'Enseignement mathématique, Université de Genève, 1980.

MLA (9th ed.) Citation

Erdős, Paul, and Ronald L. Graham. Old and New Problems and Results in Combinatorial Number Theory. L'Enseignement mathématique, Université de Genève, 1980.

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