Gutenberg, Beno,  1889- <br/><br/>
Seismicity of the earth and associated phenomena / 
by B. Gutenberg and C.F. Richter 
 - New York :  Hafner Publishing Company,  1965 
 - ix, 310 p. : maps. ; 27 cm. 
<br/><br/>Bibliography: p. 112-130. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Seismology