@article{BirchRabinowitz, author = {Birch, H. G. and Rabinowitz, H. S.}, title = {The Negative Effect of Previous Experience on Productive Thinking}, series = {Warson, P. C., Johnson-Laird, P. N. (Eds.): Thinking and Reasoning, Harmondsworth (Penguin Books) 1968, pp. 44-50.}, journal = {Warson, P. C., Johnson-Laird, P. N. (Eds.): Thinking and Reasoning, Harmondsworth (Penguin Books) 1968, pp. 44-50.}, language = {en} } @article{Birch, author = {Birch, H. G.}, title = {Field Measurement in Nutrition, Learning, and Behavior}, series = {N. S. Scrimshaw and J. E. Gordon (Eds.), Malnutrition, Learning, and Behavior, Cambridge (The M.I.T. Press) 1968, pp. 497-507.}, journal = {N. S. Scrimshaw and J. E. Gordon (Eds.), Malnutrition, Learning, and Behavior, Cambridge (The M.I.T. Press) 1968, pp. 497-507.}, language = {en} }