TY  - GEN
AU  - Secretan   P.A.D.
AU  - Nash,  C.E.
TI  - Aquaculture and risk management
SN  - 8170351480
U1  - 639.8 
PY  - 1989///
CY  - Delhi
PB  - Daya Publishing House
KW  - Agriculture
KW  -  Aquaculture
KW  -   Risk management
ER  -