. "16681958"^^ . . . "ISNI" . . . . . "Morton" . "John D. Morton"@fr . . "2013-05-10" . "John D." . "John D. Morton" . . . "male" . . "1968"^^ . . "2013-12-17"^^ . . . . . "000000003778193X" . "2013-12-18" . "Source water quality for aquaculture / Ronald D. Sweig, John D. Morton, Macol M. Stewart, 1999. - . - LC authorities. - http://authorities.loc.gov.. - 2013-05-10"@fr .