APA (7th ed.) Citation

Fryer, G. B. a. K. Introduction to combinatorics. Academic Press.

Chicago Style (17th ed.) Citation

Fryer, Gerald Berman and K.D. Introduction to Combinatorics. Academic Press.

MLA (8th ed.) Citation

Fryer, Gerald Berman and K.D. Introduction to Combinatorics. Academic Press.

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