Não informado. (1988). Plant Varieties & Seeds. National Institute of Agriculture.
Lua i Stíl Chicago (17ú heag.)Não informado. Plant Varieties & Seeds. Cambridge, Inglaterra: National Institute of Agriculture, 1988.
Lua MLA (8ú heag.)Não informado. Plant Varieties & Seeds. National Institute of Agriculture, 1988.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.