Sinha, H. (1972). Three Dimensional differential geometry. S. Chand and company.
Čikaški stil citiranjaSinha, H.C. Three Dimensional Differential Geometry. N. Delhi: S. Chand and company, 1972.
MLA način citiranjaSinha, H.C. Three Dimensional Differential Geometry. S. Chand and company, 1972.
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