Making environmental sustainability economically viable proceedings of the seminar workshop, October 23-27, 1994, UP Visayas Marine Biological Station, Taklong Island, Nueva Valencia, Guimaras / Sponsored by Voluntary Service Overseas (VSO), Philippine Field Office Lenore Polotan-Dela Cruz. - Voluntary Service Overseas (VSO). Philippine Field Office; Dela Cruz, Lenore Polotan (Voluntary Service Overseas, 1994)