Northcott, D. G. <br/><br/>
A first course of homological algebra / 
by D. G. Northcott 
 - London :  Cambridge University Press,  1973 
 - xi, 205 p. ;  24 cm. 
<br/><br/>Bibliography: p. 203 
<br/><br/><label>ISBN: </label>0521201969 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Algebra, Homological