Luanna taifid

Lua APA (7ú heag.)
ebrary, Inc, & Boylan, M. (2014). Environmental ethics. Wiley-Blackwell.
Lua i Stíl Chicago (17ú heag.)
ebrary, Inc, agus Michael Boylan. Environmental Ethics. Chichester, England: Wiley-Blackwell, 2014.
Lua MLA (9ú heag.)
ebrary, Inc, agus Michael Boylan. Environmental Ethics. Wiley-Blackwell, 2014.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.