TY  - BOOK
AU  - Lai, Nguyen Xuan, ed.
TI  - Vietnamese studies
U1  - 631.09597 
PY  - 1977///
CY  - Hanoi
PB  - s.l.
KW  - Agriculture
KW  - Economic aspects
KW  - Vietnam
KW  - Agricultural productvity
ER  -