Sir Harold Jeffreys and Bertha Swirles (Lady Jeffreys) <br/><br/>
Methods of mathematical physics / 
Sir Harold Jeffreys and Bertha Swirles (Lady Jeffreys) 
 - Cambridge :  Cambridge University Press,  1980. 
 - 718 p. : 
<br/><br/><label>ISBN: </label>0521097231 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>530.15  / J376 Me,3