Directory of manufacturers of environmental products.
Contributors: Canada. Industry, Science, and Technology Canada.; Canada. External Affairs and International Trade Canada.
Publisher: External Affairs and International Trade Canada
Published: 1991
Place of publication: [Ottawa]
Language: eng
Subjects: Pollution control equipment industry -- Canada -- Directories.
Other titles: Industry and the environment.
Notes: At head of title: Industry, Science and Technology Canada.
Cover title: Industry and the environment.