Pallister, J. (2004). Environmental Management: A core text for O level and IGCSE. Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Pallister, John. Environmental Management: A Core Text for O Level and IGCSE. Oxford: Oxford University Press, 2004.
Lua MLA (8ú heag.)Pallister, John. Environmental Management: A Core Text for O Level and IGCSE. Oxford University Press, 2004.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.