Belk, C. (2013). Biology Science for Life With Physiology. Pearson Education.
Lua i Stíl Chicago (17ú heag.)Belk, Colleen. Biology Science for Life With Physiology. Pearson Education, 2013.
Lua MLA (8ú heag.)Belk, Colleen. Biology Science for Life With Physiology. Pearson Education, 2013.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.