Ziegler, E. E. (1998). Nutrition of the very low birthweight infant. Nestle Nutrition Services.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रZiegler, Ekhard E. Nutrition of the Very Low Birthweight Infant. Switzerland: Nestle Nutrition Services, 1998.
एमएलए (9वां संस्करण) प्रशस्ति पत्रZiegler, Ekhard E. Nutrition of the Very Low Birthweight Infant. Nestle Nutrition Services, 1998.
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