Society, policy, and technology : an analysis of agricultural change in the Western Philippines 1950-1970 /
Bruce Martin Koppel
- Ann Arbor : Microfilms University , 1973
- vii, 373p. : ill. ; 20 cm.
- A thesis presented to the faculty of the Graduate School of Cornell University for the Degree of Doctor of Philosophy .
Includes bibliographical references.
Agricultural economics--Philippines Theses Agricultural development