Summerfelt, R. C., & Hall, G. E. (1987). Age and growth of fish. Iowa State University Press.
Lua i Stíl Chicago (17ú heag.)Summerfelt, Robert C., agus Gordon E. Hall. Age and Growth of Fish. Ames: Iowa State University Press, 1987.
Lua MLA (9ú heag.)Summerfelt, Robert C., agus Gordon E. Hall. Age and Growth of Fish. Iowa State University Press, 1987.
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