Terrell, E. E. (1977). A checklist of names for 3,000 vascular plants of economic importance. Agricultural Research Service, U.S. Dept. of Agriculture.
Lua i Stíl Chicago (17ú heag.)Terrell, Edward E. A Checklist of Names for 3,000 Vascular Plants of Economic Importance. Washington: Agricultural Research Service, U.S. Dept. of Agriculture, 1977.
Lua MLA (8ú heag.)Terrell, Edward E. A Checklist of Names for 3,000 Vascular Plants of Economic Importance. Agricultural Research Service, U.S. Dept. of Agriculture, 1977.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.