Delos Angeles, M. S. (1983). Economic and social impact analysis of agro-forestry development projects in Villarica, Diadi, and Norzagaray. Philippine Center for Economic Development.
Citace podle Chicago (17th ed.)Delos Angeles, Marian Segura. Economic and Social Impact Analysis of Agro-forestry Development Projects in Villarica, Diadi, and Norzagaray. Quezon City: Philippine Center for Economic Development, 1983.
Citace podle MLA (9th ed.)Delos Angeles, Marian Segura. Economic and Social Impact Analysis of Agro-forestry Development Projects in Villarica, Diadi, and Norzagaray. Philippine Center for Economic Development, 1983.
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