ELWELL, D., & POINTON, A. (1979). Physics for engineers and scientists.-- ed.2. John wiley and sons.

ELWELL, D., and A.J POINTON. Physics for Engineers and Scientists.-- Ed.2. London: John wiley and sons, 1979.

ELWELL, D., and A.J POINTON. Physics for Engineers and Scientists.-- Ed.2. John wiley and sons, 1979.