Heiskanen Weikko A <br/><br/>
Physical geodesy 
Heiskanen Weikko A; Moritz Helmut 
 - London  Freeman UK           1967 
 - vi,364p. Bib at the end of each chapter  cm. 
 - Series of books in geology .
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geography
<br/><br/><label>Dewey Class. No.: </label>U18, K7