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Ballaney P L, Sharma S. C, . (2001). Theory of Machines and Mechanisms. N Delhi: Khanna Publishers.
Ballaney P L, Sharma S. C, . 2001. Theory of Machines and Mechanisms. N Delhi: Khanna Publishers.
Ballaney P L, Sharma S. C, . Theory of Machines and Mechanisms. N Delhi: Khanna Publishers. 2001.
