American Psychological Association
Davidson, Janet E, & Sternberg, Robert J ( 2003 ). Psychology of Problem Solving ( 00 ed. ). Cambridge.
Modern Language Association
Davidson, Janet E and Sternberg, Robert J. Psychology of Problem Solving . Cambridge. 2003
Chicago Citation
Davidson, Janet E and Sternberg, Robert J. Psychology of Problem Solving . 00 .United Kingdom
: Cambridge, 2003.
American Medical Association
Davidson, Janet E and Sternberg, Robert J. Psychology of Problem Solving . Cambridge; 2003.
