Macmillan/McGraw-Hill School Publishing Company, Moyer, R., Daniel, L., & Hackett, J. (2000). Plants. McGraw-Hill School Division.
Lua i Stíl Chicago (17ú heag.)Macmillan/McGraw-Hill School Publishing Company, Richard Moyer, Lucy Daniel, agus Jay Hackett. Plants. New York: McGraw-Hill School Division, 2000.
Lua MLA (8ú heag.)Macmillan/McGraw-Hill School Publishing Company, et al. Plants. McGraw-Hill School Division, 2000.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.