Frankel, Theodore ,1929- <br/><br/>
Gravitational curvature : an introduction to Einstein's theory 
Theodore Frankel. 
 -  W. H. Freeman San Francisco  1979  c1979 
 - xviii, 172 p. :ill. ;24 cm. 
<br/><br/> Bibliography: p. [167]-168. 
<br/><br/><label>ISBN: </label>0716710064. 0716710625pbk. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Relativity (Physics)<br/>Gravitation.--QC
<br/><br/><label>LC Class. No.: </label>QC173.55.F7