APA (7th ed.) Citation

Nicholson, W. K. (1993). Introduction to abstract algebra. PWS Publ. Co.

Chicago Style (17th ed.) Citation

Nicholson, W. Keith. Introduction to Abstract Algebra. Boston, Mass: PWS Publ. Co, 1993.

MLA (9th ed.) Citation

Nicholson, W. Keith. Introduction to Abstract Algebra. PWS Publ. Co, 1993.

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