Thinking metric /
Gilbert, Thomas F.
Thinking metric / by Thomas F. Gilbert and Marilyn B. Gilbert. - New York : Wiley, 1973. - xii, 142 p. : ill. ; 26 cm.
Bibliography: p. 137-139.
0471299014
Metric system.
Weights and measures--United States.
Weights and measures--Canada.
Thinking metric / by Thomas F. Gilbert and Marilyn B. Gilbert. - New York : Wiley, 1973. - xii, 142 p. : ill. ; 26 cm.
Bibliography: p. 137-139.
0471299014
Metric system.
Weights and measures--United States.
Weights and measures--Canada.