TY  - BOOK
AU  - Royal Irrigation Department
TI  - Phitsanulok Irrigation Project : Loan No. 1149-TH : Report on March 1979 Bidder's preBidders' Prequalification : report No. 29
U1  - RID. 631.7 
PY  - 1979///
CY  - Bangkok
PB  - Royal Irrigation Department
ER  -