Roberts,Ronald J. (1974). Handbook of trout and salmon diseases. University of stirling.
Chicago Stili AlıntıRoberts,Ronald J. Handbook of Trout and Salmon Diseases. England: University of stirling, 1974.
MLA AlıntıRoberts,Ronald J. Handbook of Trout and Salmon Diseases. University of stirling, 1974.
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