Wolk, A. (2012). Bulb forcing for beginners and the seriously smitten. AAB Book Pub..
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWolk, Art. Bulb Forcing for Beginners and the Seriously Smitten. Voorhees, N.J.: AAB Book Pub., 2012.
एमएलए (8वां संस्करण) प्रशस्ति पत्रWolk, Art. Bulb Forcing for Beginners and the Seriously Smitten. AAB Book Pub., 2012.
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