Nem Sing, Rosario P. <br/><br/>The philippine presidents and other nation builders Rosario P. Nem Singh.  - Quezon City:  Isa-Jecho Publishing;  [2004]  - v, 222 pages:  with illustrations;  20 cm. <br/><br/>Bibliography: pages 221 <br/><br/><label>ISBN: </label>9716100590 <br/><br/><label>LC Class. No.: </label>DS 668  / .N433 2004