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Current edition
128 pages • first pub 1978 (editions)
ISBN/UID: 9780919644243
Format: Hardcover
Language: English
Publisher: Natural Science of Canada
Publication date: Not specified
128 pages • first pub 1978 (editions)
ISBN/UID: 9780919644243
Format: Hardcover
Language: English
Publisher: Natural Science of Canada
Publication date: Not specified
Other editions (0)