Frankel, Theodore <br/><br/>
Gravitational curvature: an introduction  to Einstein's theory 

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 - San francisco  W.H. Freeman and Company  1979 
 - xviii,172p.   
<br/><br/>   
<br/><br/><label>ISBN: </label>0-7167-1006-4 
<br/><br/><label>ISSN: </label>
<br/><br/><label>Subjects--Index Terms: </label>Relativity - Physics  Gravitation 
<br/><br/><label>Dewey Class. No.: </label>531.5