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Lua i Stíl Chicago (17ú heag.)Calder, Ritchie, Hossein Amirsadeghi, agus Elisabeth Mann Borgese. The Future of a Troubled World. London: Heinemann, 1983.
Lua MLA (9ú heag.)Calder, Ritchie, et al. The Future of a Troubled World. Heinemann, 1983.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.