Dyfyniad APA

Asche, F., & Bjorndal, T. (2011). Economics of salmon aquaculture (2nd ed.). John Wiley.

Dyfyniad Arddull Chicago

Asche, Frank, and Trond Bjorndal. Economics of Salmon Aquaculture. 2nd ed. West Sussex: John Wiley, 2011.

Dyfyniad MLA

Asche, Frank, and Trond Bjorndal. Economics of Salmon Aquaculture. 2nd ed. John Wiley, 2011.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.