Adler, B., Jr. (2014). Outwitting squirrels: 101 cunning stratagems to reduce dramatically the egregious misappropriation of seed from your birdfeeder by squirrels (3rd edition.). Chicago Review Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रAdler, Bill, Jr. Outwitting Squirrels: 101 Cunning Stratagems to Reduce Dramatically the Egregious Misappropriation of Seed from Your Birdfeeder by Squirrels. 3rd edition. Chicago, Illinois: Chicago Review Press, 2014.
एमएलए (8वां संस्करण) प्रशस्ति पत्रAdler, Bill, Jr. Outwitting Squirrels: 101 Cunning Stratagems to Reduce Dramatically the Egregious Misappropriation of Seed from Your Birdfeeder by Squirrels. 3rd edition. Chicago Review Press, 2014.
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