APA (7 वां संस्करण) प्रशस्ति पत्र
Guder, W. G., & Narayanan, S. (2015). Pre examination procedures in laboratory diagnostics: Preanalytical aspects and their impact on the quality of medical laboratory results. Walter de Gruyter GmbH & Company KG.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Guder, Walter G., और Sheshadri Narayanan. Pre Examination Procedures in Laboratory Diagnostics: Preanalytical Aspects and Their Impact on the Quality of Medical Laboratory Results. Berlin ; Boston: Walter de Gruyter GmbH & Company KG, 2015.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Guder, Walter G., और Sheshadri Narayanan. Pre Examination Procedures in Laboratory Diagnostics: Preanalytical Aspects and Their Impact on the Quality of Medical Laboratory Results. Walter de Gruyter GmbH & Company KG, 2015.
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