Blood, Robert O. <br/><br/>
The use of observation methods in family research / 
Robert O. Blo od. 
 -  38 cm. 
 -  Item 
<br/><br/> Reprint from Marriage and family living, Vol. 20, no. 1 Feb. 1958. 
<br/><br/> Paid up registered users. 
<br/><br/>AR/MISR/127/2/17 
<br/><br/><br/>English 
<br/><br/> Shelf no.1 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Family--Research.