1. Anderson, R. E. (1984). Did I do it or did I only imagine doing it?Journal of Experimental Psychology: General,113, 594–613.
2. Corballis, M. C., &Roldan, C. E. (1975). Detection of symmetry as a function of angular orientation.Journal of Experimental Psychology: Human Perception & Performance,1, 221–230.
3. Durso, F. T., &Johnson, M. K. (1980). The effects of orienting tasks on recognition, recall, and modality confusion of pictures and words.Journal of Verbal Learning & Verbal Behavior,19, 416–429.
4. Finke, R. A., &Shepard, R. N. (1986). Visual functions of mental imagery. In K. R. Boff, L. Kaufman, & J. P. Thomas (Eds.),Handbook of perception and human performance (Vol. 2). New York: Wiley-lnterscience.
5. Jenkins, J. J., Wald, J., &Pittenger, J B. (1978). In W. Savage (Ed.), Perception and cogmtion: Issues in the foundation of psychology.Minnesota studies in the philosophy of science (Vol. 9). Minneapolis: University of Minnesota Press.