Snapper, E., & Troyer, R. J. (1971). Metric Affine Geometry. New York: Academic Press.
Čikaški stil citiranjaSnapper, Ernst, i Robert J. Troyer. Metric Affine Geometry. New York: Academic Press, 1971.
MLA način citiranjaSnapper, Ernst, i Robert J. Troyer. Metric Affine Geometry. New York: Academic Press, 1971.
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