Bitter, Gary G.
Activities handbook for teaching the metric system Gary G. Bitter - Boston Allyn and bacon 1976 - v, 378p.
HB
Eng
020504848X
Metric system-Study and teaching
Metric system-Handbook, manual, etc.
389.15207 / BIA
Activities handbook for teaching the metric system Gary G. Bitter - Boston Allyn and bacon 1976 - v, 378p.
HB
Eng
020504848X
Metric system-Study and teaching
Metric system-Handbook, manual, etc.
389.15207 / BIA