G.M. Collado, J.D. Drilon, Jr., G.F. Saguiguit

Southeast Asian Regional Center for Graduate Study and Research in Agriculture c1981

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J.D. Drilon, Jr., G.F. Saguiguit, editors

Southeast Asian Regional Center for Graduate Study and Research in Agriculture (SEARCA) c1981

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J.D. Drilon, Jr

Southeast Asian Regional Center for Graduate Study and Research in Agriculture 1977 SEARCA bulletin no. 3

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by J.D. Drilon, Jr

Southeast Asian Regional Center for Graduate Study and Research in Agriculture [1977?]

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J.D. Drilon, Jr. ... [et al.]

Asian Productivity Organization c1975

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[by] J. D. Drilon, Jr

Asian Productivity Organization 1971 Industrial organization and management

v. 1 , v. 2 , v. 2,pt. 1 , v. 2,pt. 2

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