Willig, S. H. (2001). Good manufacturing practices for pharmaceuticals: A plan for total quality control from manufacturer to consumer (Fifth edition, rev. and expanded.). M. Dekker.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWillig, Sidney H. Good Manufacturing Practices for Pharmaceuticals: A Plan for Total Quality Control from Manufacturer to Consumer. Fifth edition, rev. and expanded. New York: M. Dekker, 2001.
एमएलए (8वां संस्करण) प्रशस्ति पत्रWillig, Sidney H. Good Manufacturing Practices for Pharmaceuticals: A Plan for Total Quality Control from Manufacturer to Consumer. Fifth edition, rev. and expanded. M. Dekker, 2001.
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