Sales, R. F. M. J. Ensuring ecosystem integrity and vitality: An environmental agenda for the Estrada administration. Community & habitat : journal of the Philippine rural reconstruction movement.
Lua i Stíl Chicago (17ú heag.)Sales, Ramon Faustino M. Jr. "Ensuring Ecosystem Integrity and Vitality: An Environmental Agenda for the Estrada Administration." Community & Habitat : Journal of the Philippine Rural Reconstruction Movement .
Lua MLA (9ú heag.)Sales, Ramon Faustino M. Jr. "Ensuring Ecosystem Integrity and Vitality: An Environmental Agenda for the Estrada Administration." Community & Habitat : Journal of the Philippine Rural Reconstruction Movement, .
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.