Bagenel, T. (1971). Methods for assessment of fish production in fresh waters. Blackwell.
Dyfyniad Arddull ChicagoBagenel, T. Methods for Assessment of Fish Production in Fresh Waters. London: Blackwell, 1971.
Dyfyniad MLABagenel, T. Methods for Assessment of Fish Production in Fresh Waters. Blackwell, 1971.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.