Ricker, W. . E. (1971). Methods for assessment of fish production in fresh waters/2nd ed (2nd ed.). Oxford.
Chicago-стиль цитированияRicker, W E. Methods for Assessment of Fish Production in Fresh Waters/2nd Ed. 2nd ed. Edinburgh: Oxford, 1971.
MLA-цитированиеRicker, W E. Methods for Assessment of Fish Production in Fresh Waters/2nd Ed. 2nd ed. Oxford, 1971.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.