Sando, S. (2011). The Rancho Gordo Heirloom Bean Grower's Guide: Steve Sando's 50 Favorite Varieties. Timber Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSando, Steve. The Rancho Gordo Heirloom Bean Grower's Guide: Steve Sando's 50 Favorite Varieties. Portland, Oregon: Timber Press, 2011.
एमएलए (8वां संस्करण) प्रशस्ति पत्रSando, Steve. The Rancho Gordo Heirloom Bean Grower's Guide: Steve Sando's 50 Favorite Varieties. Timber Press, 2011.
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