NAQUADAT/ENVIRODAT dictionary of codes =
Subtitle: dictionnaire des codes
By: Data Systems Section, Water Quality Branch, Environment Canada.
Contributors: Canada. Water Quality Branch.
Publisher: Data Systems Section, Water Quality Branch, Environment Canada
Published: 1991
Place of publication: Ottawa
Language: eng
Subjects: Water quality -- Canada -- Dictionaries.
Other titles: Dictionary of codes.; Dictionnaire des codes.
Notes: Cover title.