TY  - BOOK
AU  - Forbes S.T.
AU  -  Nakken 0
TI  - Manual of methods for fisheries resource survey and appraisal
U1  - "X9(KZ332):(B28), L2.2/UN" 
PY  - 1972///
CY  - Rome
PB  - "United Nations, F.A.O     "
ER  -