McKinley, C. E. (2011). Indigo: In search of the color that seduced the world (1st U.S. ed.). Bloomsbury.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMcKinley, Catherine E. Indigo: In Search of the Color That Seduced the World. 1st U.S. ed. New York: Bloomsbury, 2011.
एमएलए (8वां संस्करण) प्रशस्ति पत्रMcKinley, Catherine E. Indigo: In Search of the Color That Seduced the World. 1st U.S. ed. Bloomsbury, 2011.
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