APA (7th ed.) Citation

Enochs, E. E., & Jenda, O. M. G. (2011). Relative homological algebra (2. rev. and extended ed.). de Gruyter.

Chicago Style (17th ed.) Citation

Enochs, Edgar E., and Overtoun M. G. Jenda. Relative Homological Algebra. 2. rev. and extended ed. Berlin [u.a.]: de Gruyter, 2011.

MLA (9th ed.) Citation

Enochs, Edgar E., and Overtoun M. G. Jenda. Relative Homological Algebra. 2. rev. and extended ed. de Gruyter, 2011.