Whimbey, A., & Lochhead, J. (1986). Problem solving and comprehension (4th ed.). Lawrence Erlbaum.
Cita Chicago Style (17a ed.)Whimbey, Arthur, y Jack Lochhead. Problem Solving and Comprehension. 4th ed. Hillsdale, New Jersey [etc.]: Lawrence Erlbaum, 1986.
Cita MLA (9a ed.)Whimbey, Arthur, y Jack Lochhead. Problem Solving and Comprehension. 4th ed. Lawrence Erlbaum, 1986.
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