Directory of Canadian trade directories.
Contributors: Green, Roger C.; Ontario. Dept. of Trade and Development. Technical Information Centre
Publisher: Dept. of Trade and Development, Technical Information Centre
Published: 1971
Place of publication: Toronto
Language: eng
Subjects: Canada -- Commerce -- Directories -- Bibliography; Canada -- Manufactures -- Directories -- Bibliography
Notes: Cover title.

Roger C. Green, editor.

"Revised and expanded version" of the 1969 ed.