Coppola, D. M., Purves, H. R., McCoy, A. N., & Purves, D. (1998). The distribution of oriented contours in the real world. The National Academy of Sciences.
শিকাগো স্টাইলে সাইটেশনCoppola, David M., Harriett R. Purves, Allison N. McCoy, এবং Dale Purves. The Distribution of Oriented Contours in the Real World. The National Academy of Sciences, 1998.
এমএলএ সাইটেশনCoppola, David M., Harriett R. Purves, Allison N. McCoy, এবং Dale Purves. The Distribution of Oriented Contours in the Real World. The National Academy of Sciences, 1998.
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