TY - BOOK AU - Forbes S T Ed. AU - Nakken O Ed. TI - Manual of methods for fisheries resoruce survey an T2 - Food And Agriculture Organization , Manuals In Fisheries Science. 5 U1 - X9(KZ332):B28, L2 PY - 1972/// CY - Rome PB - Food And Agriculture Organization KW - Animal Husbandry Industry ER -