@article{Lehrman, author = {Lehrman, Daniel S.}, title = {A Critique of Konrad Lorenz's Theory of Instinctive Behavior}, series = {The Quaterly Review of Biology, Vo. 18 (No. 4, Dec., 1953), pp. 337-363.}, journal = {The Quaterly Review of Biology, Vo. 18 (No. 4, Dec., 1953), pp. 337-363.}, language = {en} } @article{Lehrman, author = {Lehrman, Daniel S.}, title = {Problem Raised by Instinct Theories first}, series = {Quarterly Review of Biology, Vol. 28 (1953), pp. 337-365.}, journal = {Quarterly Review of Biology, Vol. 28 (1953), pp. 337-365.}, language = {en} }