EVANS WILLIAM. (2009). TREASE AND EVANS PHARMACOGNOSY (16TH.). ELSVIER, EDINBERG.
Lua i Stíl Chicago (17ú heag.)EVANS WILLIAM. TREASE AND EVANS PHARMACOGNOSY. 16TH. ELSVIER, EDINBERG, 2009.
Lua MLA (9ú heag.)EVANS WILLIAM. TREASE AND EVANS PHARMACOGNOSY. 16TH. ELSVIER, EDINBERG, 2009.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.