Stonier, A. &. (1966). A textbook of eco. theory (3rd.). Longmans Green.
Lua i Stíl Chicago (17ú heag.)Stonier, A.W. &. A Textbook of Eco. Theory. 3rd. London: Longmans Green, 1966.
Lua MLA (9ú heag.)Stonier, A.W. &. A Textbook of Eco. Theory. 3rd. Longmans Green, 1966.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.