APA (7 वां संस्करण) प्रशस्ति पत्र

Ou, H. (2016). The first forty days: The essential art of nourishing the new mother. Stewart, Tabori & Chang.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Ou, Heng. The First Forty Days: The Essential Art of Nourishing the New Mother. New York: Stewart, Tabori & Chang, 2016.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Ou, Heng. The First Forty Days: The Essential Art of Nourishing the New Mother. Stewart, Tabori & Chang, 2016.

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