Smith, I.R.2007-11-131982-04-012007-11-131982IDRC-193ehttp://hdl.handle.net/10625/20464Meeting: Aquaculture Economics Research in Asia, 2-5 June 1981, Singapore, SGIn IDL-3807p. 15-25application/pdfenMicroeconomics of existing aquaculture production systems : basic concepts and definitionsBook Chapter