Brown, E. . E., & Gratzek, J. B. (1980). Fish farming hand book. AVI Publishing.
Chicago Edition CitationBrown, E Evan, and John B. Gratzek. Fish Farming Hand Book. Connecticut: AVI Publishing, 1980.
MLA Edition CitationBrown, E Evan, and John B. Gratzek. Fish Farming Hand Book. AVI Publishing, 1980.
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