Kaufman A A <br/><br/>
Principles of the Gravitational Method 

 - UK  Elsevier  2008 
 - 245 
<br/><br/><label>ISBN: </label>9780444529930 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Kaufman A A<br/>Principles Gravitational Method
<br/><br/><label>Dewey Class. No.: </label>531.14 KAU