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Lua i Stíl Chicago (17ú heag.)Berger, Marcel. Lectures on Geodesics in Riemannian Geometry. Bombay: Tata Institute of Fundamental Research, 1965.
Lua MLA (8ú heag.)Berger, Marcel. Lectures on Geodesics in Riemannian Geometry. Tata Institute of Fundamental Research, 1965.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.