Mabbun, Pablo N. <br/><br/>
Cooperatives :  principles, practices, progress, and problems / 
[by] Pablo N. Mabbun [and] Mercedes Mabbun-Leuterio. 
 - Quezon City :  Philippines, Alemar-Phoenix,  [c1973] 
 - viii, 174 p. 25 cm 
<br/><br/><label>LC Class. No.: </label>FIL 334  / M113