Sundberg, A. I. (1965). A child is born: The drama of life before birth is unprecedented photographs ; a practical guide for the expectant mother. Dela Corte Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSundberg, Axel Ingleman. A Child Is Born: The Drama of Life Before Birth Is Unprecedented Photographs ; a Practical Guide for the Expectant Mother. New York: Dela Corte Press, 1965.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSundberg, Axel Ingleman. A Child Is Born: The Drama of Life Before Birth Is Unprecedented Photographs ; a Practical Guide for the Expectant Mother. Dela Corte Press, 1965.
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