TY  - BOOK
AU  - Groot,Hans Cornelis
TI  - Coorientation and technological change: communication variables in perceptions of "miracle rice" in the Philippines 
PY  - 1970///
CY  - Ann Arbor, Mich.
PB  - University Microfilms International
KW  - Agricultural development projects
N1  - Thesis (Ph.D.) - University of Wisconsin, 1970
ER  -