Taff, Laurence G. <br/><br/>
Computational spherical astronomy   
by Laurence G.Taff 
 - New york  Wiley-Interscience Publication  1981 
 - vii, 233p. 
<br/><br/><label>ISBN: </label>047106257X 
<br/><br/><label>Dewey Class. No.: </label>522  / N81