DASH, M. (1993). Fundamentals Of Ecology/Mc Dash. McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)DASH, MC. Fundamentals Of Ecology/Mc Dash. McGraw-Hill, 1993.
Lua MLA (8ú heag.)DASH, MC. Fundamentals Of Ecology/Mc Dash. McGraw-Hill, 1993.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.