Sando, S. (2011). The Rancho Gordo Heirloom Bean Grower's Guide: Steve Sando's 50 Favorite Varieties. Timber Press.
Cita Chicago Style (17a ed.)Sando, Steve. The Rancho Gordo Heirloom Bean Grower's Guide: Steve Sando's 50 Favorite Varieties. Portland, Oregon: Timber Press, 2011.
Cita MLA (8a ed.)Sando, Steve. The Rancho Gordo Heirloom Bean Grower's Guide: Steve Sando's 50 Favorite Varieties. Timber Press, 2011.
Precaución: Estas citas no son 100% exactas.