Vajpayee, S. K. (2001). Fundamentals of economics for engineering technologists and engineers. Prentice Hall.
Lua i Stíl Chicago (17ú heag.)Vajpayee, S. Kant. Fundamentals of Economics for Engineering Technologists and Engineers. Prentice Hall, 2001.
Lua MLA (8ú heag.)Vajpayee, S. Kant. Fundamentals of Economics for Engineering Technologists and Engineers. Prentice Hall, 2001.
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