Velasco, L. R., & Cabanilla, L. S. (2003). Assessment of physical resource capability in Philippine agriculture. Philippine APEC Study Center Network.
Chicago Style (17. basım) AtıfVelasco, Luis Rey, ve Liborio S. Cabanilla. Assessment of Physical Resource Capability in Philippine Agriculture. Manila: Philippine APEC Study Center Network, 2003.
MLA (9th ed.) AtıfVelasco, Luis Rey, ve Liborio S. Cabanilla. Assessment of Physical Resource Capability in Philippine Agriculture. Philippine APEC Study Center Network, 2003.
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