CHERYL D. HELGASON. (2013). BASIC CELL CULTURE PROTOCOLS (4RTH.). HUMANA PRESS,CANADA.
Lua i Stíl Chicago (17ú heag.)CHERYL D. HELGASON. BASIC CELL CULTURE PROTOCOLS. 4RTH. HUMANA PRESS,CANADA, 2013.
Lua MLA (9ú heag.)CHERYL D. HELGASON. BASIC CELL CULTURE PROTOCOLS. 4RTH. HUMANA PRESS,CANADA, 2013.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.