Pure Appl. Chem., 1970, Vol. 22, No. 1-2, pp. 29-36
http://dx.doi.org/10.1351/pac197022010029
Teaching chemistry without lectures
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Pure Appl. Chem., 1970, Vol. 22, No. 1-2, pp. 29-36
http://dx.doi.org/10.1351/pac197022010029