Agriculture Staff, National Economic and Development Authority1975.<DM53-25>
国立国会図書館全国の図書館
Republic of the Philippines, National Economic and Development Authority, National Census and Statistics Office[1975?-<DT591-101>
国立国会図書館
In-house reproduction1975
全国の図書館
Republic of the Philippines. National Economic and Development Authority. National Census and Statistics Office[1974]
全国の図書館
- LCCMLCM 91/07529 (S) HD2086
Farm Systems Development Corporation19uu.<YQ2-1038>
国立国会図書館