Andreu, M. G., Givens, E. M., & Friedman, M. H. (2010). How to Identify a Tree. The University of Florida George A. Smathers Libraries.
Lua i Stíl Chicago (17ú heag.)Andreu, Michael G., Erin M. Givens, agus Melissa H. Friedman. How to Identify a Tree. The University of Florida George A. Smathers Libraries, 2010.
Lua MLA (9ú heag.)Andreu, Michael G., et al. How to Identify a Tree. The University of Florida George A. Smathers Libraries, 2010.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.