APA (7 वां संस्करण) प्रशस्ति पत्र
Kroll, C. The Whole Craft of Spinning: From the Raw Material to the Finished Yarn. Dover.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Kroll, Carol. The Whole Craft of Spinning: From the Raw Material to the Finished Yarn. Nueva York, EUA: Dover.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Kroll, Carol. The Whole Craft of Spinning: From the Raw Material to the Finished Yarn. Dover.
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