Lua APA (7ú heag.)

Smil, V. (1993). Global Ecology Environmental Change And Social Flexibility Valclav Smill. Routledge.

Lua i Stíl Chicago (17ú heag.)

Smil, Vacent. Global Ecology Environmental Change And Social Flexibility Valclav Smill. Routledge, 1993.

Lua MLA (8ú heag.)

Smil, Vacent. Global Ecology Environmental Change And Social Flexibility Valclav Smill. Routledge, 1993.

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