Hartman, John J, <br/><br/>
Methods for the social sciences :  a handbook for students and non-specialists / 
John J. Hartman and Jack H. Hedblom. 
 - Westport, Connecticut :  Greenwood Press,  (c)1979. 
 - xix, 400 pages ;  24 cm. 
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<br/><br/><label>LCCN: </label>78072796 
<br/><br/><label>LC Class. No.: </label>H61  / .M484 1979 H61