Lua APA (7ú heag.)

Laposata,Matthew. (2015). ESSENTIALS ENVIRONMENT (4th.). PEARSON.

Lua i Stíl Chicago (17ú heag.)

Laposata,Matthew. ESSENTIALS ENVIRONMENT. 4th. Tamilanadu: PEARSON, 2015.

Lua MLA (9ú heag.)

Laposata,Matthew. ESSENTIALS ENVIRONMENT. 4th. PEARSON, 2015.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.