Powell, W. B., & Ryzhov, I. O. (2012). Optimal learning. Wiley.
Chicago-čujuhus (17. p.)Powell, Warren B., juo Ilya Olegovich Ryzhov. Optimal Learning. Hoboken, NJ: Wiley, 2012.
MLA-čujuhus (9. p.)Powell, Warren B., juo Ilya Olegovich Ryzhov. Optimal Learning. Wiley, 2012.
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