SUMARTIN, S. EFFICIENCY OF FACTOR PRODUCTION FACTOR BUSINESS FIELD FISH LELE (Clariasgeriepinus): (CASE STUDY ON PARTICIPANS TRAINING THE CENTER FOR EDUCATION AND TRAINING OF FISHERIES BANYUWANGI). Samakia : Jurnal Ilmu Perikanan, v. 8, n. 2, p. 06-16, 11 Oct. 2017.