Lua APA (7ú heag.)

Foster, J. (1994). The vulnerable planet. Cornerstone Publication.

Lua i Stíl Chicago (17ú heag.)

Foster, John. The Vulnerable Planet. Kharagpur: Cornerstone Publication, 1994.

Lua MLA (9ú heag.)

Foster, John. The Vulnerable Planet. Cornerstone Publication, 1994.

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