Ryan, Alan. <br/><br/>
The philosophy of the social sciences / 
Alan Ryan. 
 - 1st American ed. 
 - London :  MacMillan,  1970. 
 - vi, 249 p. ;  22 cm. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>039444017X Hadiah 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences.