TY  - BOOK
AU  - Indian pesf control association
TI  - 1st Annual convention and colloguium
U1  - 632.906 
PY  - 1968///
CY  - New Delhi
PB  - Indian pesf control association
N1  - Indian pesf control association: 1st Annual convention and colloguium.  New Delhi.  Indian pesf control association, 1968.--(632.906IND)
ER  -