. "Environmental protection"@en . _:bnode7authoritiessubjectssh85044203 . _:bnode7authoritiessubjectssh85044203 . _:bnode7authoritiessubjectssh85044203 "Environmental quality management"@en . _:bnode12authoritiessubjectssh85044203 . _:bnode12authoritiessubjectssh85044203 . _:bnode12authoritiessubjectssh85044203 "Protection of environment"@en . . . . . . . . . . . . . . . . . . . . . . . . . . . . . "Environmental quality management"@en . "Protection of environment"@en . _:bnode49authoritiessubjectssh85044203 . _:bnode49authoritiessubjectssh85044203 . _:bnode49authoritiessubjectssh85044203 . _:bnode49authoritiessubjectssh85044203 "Library of Congress, Network Development and MARC Standards Office" . _:bnode49authoritiessubjectssh85044203 "1986-02-11T00:00:00"^^ . _:bnode49authoritiessubjectssh85044203 "new"^^ . _:bnode58authoritiessubjectssh85044203 . _:bnode58authoritiessubjectssh85044203 . _:bnode58authoritiessubjectssh85044203 . _:bnode58authoritiessubjectssh85044203 "Library of Congress, Network Development and MARC Standards Office" . _:bnode58authoritiessubjectssh85044203 "1996-10-29T14:12:23"^^ . _:bnode58authoritiessubjectssh85044203 "revised"^^ .