APA (7th ed.) Citation

Northcott, D. G. (1980). A first course of homological algebra (1. paperback ed.). Univ. Pr.

Chicago Style (17th ed.) Citation

Northcott, D. G. A First Course of Homological Algebra. 1. paperback ed. Cambridge u.a: Univ. Pr, 1980.

MLA (9th ed.) Citation

Northcott, D. G. A First Course of Homological Algebra. 1. paperback ed. Univ. Pr, 1980.