Schaafsma, W. (1966). Hypothesis testing problems with alternative restricted by a number of inequalities. P. Noordhoff.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSchaafsma, Willem. Hypothesis Testing Problems with Alternative Restricted by a Number of Inequalities. Groningen: P. Noordhoff, 1966.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSchaafsma, Willem. Hypothesis Testing Problems with Alternative Restricted by a Number of Inequalities. P. Noordhoff, 1966.
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