Cita APA (7a ed.)
Blake, A. J. D., Lawson, A. E., & Nordland, F. H. (1976). THE KARPLUS ISLANDS PUZZLE: DOES IT MEASURE PIAGETIAN OPERATIONS? Journal of Research in Science Teaching, 13(5), 397-405.
Cita Chicago Style (17a ed.)
Blake, Anthony J. D., Anton E. Lawson, y Floyd H. Nordland. "THE KARPLUS ISLANDS PUZZLE: DOES IT MEASURE PIAGETIAN OPERATIONS?" Journal of Research in Science Teaching 13, no. 5 (1976): 397-405.
Cita MLA (9a ed.)
Blake, Anthony J. D., et al. "THE KARPLUS ISLANDS PUZZLE: DOES IT MEASURE PIAGETIAN OPERATIONS?" Journal of Research in Science Teaching, vol. 13, no. 5, 1976, pp. 397-405.
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