TY  - BOOK
TI  - Thesis and Dissertation Abtracts 1991
SN  - 13450
U1  - 011.75  Un1 
PY  - 1991///
CY  - Quezon City
PB  - University of the Philippines Office of Reseach Coordination, 
KW  - Thesis and dissertation
N1  - Index
ER  -