Gratzer, George. <br/><br/>
Universal algebra  [electronic resource] / 
by George Gratzer. 
 - New York, NY :  Springer-Verlag New York,  2008. 
 - xviii, 586 p. :  ill., digital ;  24 cm. 
<br/><br/><label>ISBN: </label>9780387774879 (electronic bk.) 9780387774862 (paper) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Algebra, Universal.<br/>Commutative Rings and Algebras.<br/>Order, Lattices, Ordered Algebraic Structures.<br/>Algebra.<br/>Mathematics.
<br/><br/><label>LC Class. No.: </label>QA251  / .G68 2008 
<br/><br/><label>Dewey Class. No.: </label>512