Garrity, D. P. (1991). The upland ecosystem in the Philippines: Alternatives for sustainable farming and forestry. s.n.
Citace podle Chicago (17th ed.)Garrity, Dennis P. The Upland Ecosystem in the Philippines: Alternatives for Sustainable Farming and Forestry. [S.l: s.n, 1991.
Citace podle MLA (9th ed.)Garrity, Dennis P. The Upland Ecosystem in the Philippines: Alternatives for Sustainable Farming and Forestry. s.n, 1991.
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