Texas A & M University. Bioinformatics Working Group, Lady Bird Johnson Wildflower Center, Lynch, D., Waitt, D. E., & McGowan, N. (1999). Native & naturalized woody plants of Austin & the hill country. Green Screens.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Texas A & M University. Bioinformatics Working Group, Lady Bird Johnson Wildflower Center, Daniel Lynch, Damon Edward Waitt, و Nancy McGowan. Native & Naturalized Woody Plants of Austin & the Hill Country. [S.l.]: Green Screens, 1999.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Texas A & M University. Bioinformatics Working Group, et al. Native & Naturalized Woody Plants of Austin & the Hill Country. Green Screens, 1999.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.