(2003). The psychology of problem solving / edited by Janet E. Davidson, Robert J. Sternberg.
Chicago Style (17th ed.) ZitazioaThe Psychology of Problem Solving / Edited by Janet E. Davidson, Robert J. Sternberg. 2003.
MLA (9th ed.) ZitazioaThe Psychology of Problem Solving / Edited by Janet E. Davidson, Robert J. Sternberg. 2003.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.