Mittal , S.C. . <br/><br/>
Differential Geometry: Coordinate Geometry of Three Dimensions /  Textual Documents 
S.C.Mittal & D.C.Agarwal. 
 - 9th ed. / 
 - Meerut :  Krishna Prakashan Mandir ,  1992. 
 - ix427p. :  ill ;  22cm . 
<br/><br/><label>Subjects--Index Terms: </label>Differential Geometry Coordinate Geometry G-Mathematics 
<br/><br/><label>Dewey Class. No.: </label>516.36