Thomas G Beckwith, Lewis Buck N, . (1969). Mechanical Measurements. New Delhi: OXFORD & IBH PUBLISHING CO.
Thomas G Beckwith, Lewis Buck N, . 1969. Mechanical Measurements. New Delhi: OXFORD & IBH PUBLISHING CO.
Thomas G Beckwith, Lewis Buck N, . Mechanical Measurements. New Delhi: OXFORD & IBH PUBLISHING CO. 1969.