1985
“Traditional Agroforestry, Parcel Management, And Social Forestry Development In A Pioneer Agricultural Community: The Case Of Jala-Jala, Rizal, Philippines”. Agroforestry Systems 3 (4): 317-337. doi:10.1007/BF00055715. https://doi.org/10.1007/BF00055715.
. 1985. 1988
Glossary Of Selected Terms In Sustainable Agriculture. Gatekeeper Series No. Sa6. London; Washington, DC: International Institute for Environment and Development, Sustainable Agriculture Programme. http://www.worldcat.org/oclc/19531919.
. 1988.