Cramer, Christopher J. <br/><br/>
Essentials of computational chemistry :  theories and models / 
Christopher J. Cramer 
 - England:  John Wiley & Sons  2002 
 - xvii, 542p.; 
<br/><br/><label>ISBN: </label>9 780471 485520 
<br/><br/><label>Dewey Class. No.: </label>66:004  / CRA