Philippines. Bureau of Agricultural Statistics & Rola, T. V. (2008). An External review of PhilRice impact. Bureau of Agricultural Research.
Chicago-viite (17. p.)Philippines. Bureau of Agricultural Statistics ja Tess V. Rola. An External Review of PhilRice Impact. Quezon City: Bureau of Agricultural Research, 2008.
MLA-viite (9. p.)Philippines. Bureau of Agricultural Statistics ja Tess V. Rola. An External Review of PhilRice Impact. Bureau of Agricultural Research, 2008.
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