Proceeding of the first national congress on Philippine lakes / Edited by Maria Lourdes Cuvin-Aralar ... [and 5 others]  - Laguna, Philippines :  SEAMEO SEARCA,  [date of publication not identified]  ©2005 <br/><br/>citationhere <br/><br/><label>LC Class. No.: </label>M 800.8  / So8p 2005