(1992). National profile of information services in aquaculture. Maryland: National Agricultural Library.
Dyfyniad Arddull ChicagoNational Profile of Information Services in Aquaculture. Maryland: National Agricultural Library, 1992.
Dyfyniad MLANational Profile of Information Services in Aquaculture. Maryland: National Agricultural Library, 1992.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.