APA stil citiranja
Gregory, R., Gombrich, E. H., & Blakemore, C. (1980). Illusion in nature and art: Illusion in nature and art (3rd ed.). London: Duckworth.
Chicago stil citiranjaGregory, R.L, Ernest H. Gombrich, and Colin Blakemore. Illusion in nature and art: Illusion in nature and art. 3rd ed. London: Duckworth, 1980.
MLA stil citiranjaGregory, R.L, Ernest H. Gombrich, and Colin Blakemore. Illusion in nature and art: Illusion in nature and art. 3rd ed. London: Duckworth, 1980.
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