Sobreguel, J. T. (2001). The effect of brine and alum on frozen sea urchin (tripneustes gratilla) roe. College of Fisheries, University of the Philippines.
Chicago-referens (17:e uppl.)Sobreguel, Jonelo T. The Effect of Brine and Alum on Frozen Sea Urchin (tripneustes Gratilla) Roe. Miagao, Iloilo: College of Fisheries, University of the Philippines, 2001.
MLA-referens (9:e uppl.)Sobreguel, Jonelo T. The Effect of Brine and Alum on Frozen Sea Urchin (tripneustes Gratilla) Roe. College of Fisheries, University of the Philippines, 2001.
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