Frazzetto, G. (2017). Together, closer: The art and science of intimacy in friendship, love, and family. Penguin Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रFrazzetto, Giovanni. Together, Closer: The Art and Science of Intimacy in Friendship, Love, and Family. New York: Penguin Books, 2017.
एमएलए (8वां संस्करण) प्रशस्ति पत्रFrazzetto, Giovanni. Together, Closer: The Art and Science of Intimacy in Friendship, Love, and Family. Penguin Books, 2017.
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