scholarly journals "The effect of the nature of the course on achievement in first-year college chemistry" (the author replies)

1940 ◽  
Vol 17 (7) ◽  
pp. 340
Author(s):  
Paul E. Clark
2007 ◽  
Vol 84 (9) ◽  
pp. 1413
Author(s):  
James F. Kirby ◽  
Paul B. Kelter ◽  
Robert E. Belford

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