APA Edition Citation

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

Chicago Edition Citation

Enochs, Edgar E., and Overtoun M. G. Jenda. Relative Homological Algebra. 2nd rev. and extended ed. Berlin ; Boston: De Gruyter, 2011.

MLA Edition Citation

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