Bridson Diane. (1998). The herbarium handbook (Third edition.). Royal botanic garden.
Lua i Stíl Chicago (17ú heag.)Bridson Diane. The Herbarium Handbook. Third edition. Kew: Royal botanic garden, 1998.
Lua MLA (9ú heag.)Bridson Diane. The Herbarium Handbook. Third edition. Royal botanic garden, 1998.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.