Dalangin, A. M. D., & Sih, R. A. L. UPLB training and demonstration center for organic agriculture.
Cita Chicago Style (17a ed.)Dalangin, April Mae D.M, y Raymond Andrew L. Sih. UPLB Training and Demonstration Center for Organic Agriculture.
Cita MLA (9a ed.)Dalangin, April Mae D.M, y Raymond Andrew L. Sih. UPLB Training and Demonstration Center for Organic Agriculture.
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