Mateo, Renato R.-- <br/><br/>Book of world scientists & inventors/ Mateo, Renato R.--  -- Tondo, Manila:  Arenar books marketing  1998 <br/>115 p.:  ill.;  22 cm. <br/><br/><label>ISBN: </label>9718591141 <br/><br/><label>Dewey Class. No.: </label>Elem 509.2 M11 1998