Walker, P., & Walsh, L. (2009). Growing good things to eat in Texas: Profiles of organic farmers and ranchers across the state. Texas A&M University Press.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Walker, Pamela, و Linda Walsh. Growing Good Things to Eat in Texas: Profiles of Organic Farmers and Ranchers Across the State. College Station: Texas A&M University Press, 2009.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Walker, Pamela, و Linda Walsh. Growing Good Things to Eat in Texas: Profiles of Organic Farmers and Ranchers Across the State. Texas A&M University Press, 2009.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.