(i) Samuelson, and R. Nordhus, 1989, Economics. Tata McGraw Hill.
(ii) Joel Dean, 1993, Object Oriented Analysis and Design, Prentice Hall of India, New Delhi.
(iii) Harper, Reo, Zudak, Management Economics.
(iv) Spencer, M.H, Object Oriented Analysis and Design, 3rd Edn. |