References Homological algebra

henri cartan, samuel eilenberg, homological algebra. appendix david a. buchsbaum. reprint of 1956 original. princeton landmarks in mathematics. princeton university press, princeton, nj, 1999. xvi+390 pp. isbn 0-691-04991-2
alexander grothendieck, sur quelques points d algèbre homologique. tôhoku math. j. (2) 9, 1957, 119–221
saunders mac lane, homology. reprint of 1975 edition. classics in mathematics. springer-verlag, berlin, 1995. x+422 pp. isbn 3-540-58662-8
peter hilton; stammbach, u. course in homological algebra. second edition. graduate texts in mathematics, 4. springer-verlag, new york, 1997. xii+364 pp. isbn 0-387-94823-6
gelfand, sergei i.; yuri manin, methods of homological algebra. translated russian 1988 edition. second edition. springer monographs in mathematics. springer-verlag, berlin, 2003. xx+372 pp. isbn 3-540-43583-2
gelfand, sergei i.; yuri manin, homological algebra. translated 1989 russian original authors. reprint of original english edition series encyclopaedia of mathematical sciences (algebra, v, encyclopaedia math. sci., 38, springer, berlin, 1994). springer-verlag, berlin, 1999. iv+222 pp. isbn 3-540-65378-3
weibel, charles a. (1994). introduction homological algebra. cambridge studies in advanced mathematics. 38. cambridge university press. isbn 978-0-521-55987-4. mr 1269324. oclc 36131259.