C William. (1992). FAO training series N.19: Simple economic and bookeeping for fish farmers. Rome: FAO.
Styl cytowania ChicagoC William. FAO Training Series N.19: Simple Economic and Bookeeping for Fish Farmers. Rome: FAO, 1992.
Styl cytowania MLAC William. FAO Training Series N.19: Simple Economic and Bookeeping for Fish Farmers. Rome: FAO, 1992.
Uwaga: Te cytaty mogą odróżniać się od wytycznej twojego fakultetu..