Heiskanen, W. A. <br/><br/>
The earth and its gravity field 
W. A. Heiskanen                                               
 - New York  McGraw-Hill  1958 
 - x, 470p. 
 - McGraw-Hill Series in the Geological Sciences .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomy and Astrophysics Thesaurus<br/>Earth
<br/><br/><label>Universal Decimal Class. No.: </label>550.3  / HEI