Fortes, R. (1991). Fisheries: Guidelines in the conduct of yield of trials of fisheries technology and for the assessment. Department of Agriculture, Bureau of Agricultural Research.
Chicago-viite (17. p.)Fortes, R.D. Fisheries: Guidelines in the Conduct of Yield of Trials of Fisheries Technology and for the Assessment. Diliman, Quezon City: Department of Agriculture, Bureau of Agricultural Research, 1991.
MLA-viite (9. p.)Fortes, R.D. Fisheries: Guidelines in the Conduct of Yield of Trials of Fisheries Technology and for the Assessment. Department of Agriculture, Bureau of Agricultural Research, 1991.
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