Vaidya, M. (2002). Elementary business mathematics (21st.). Vipul.
Lua i Stíl Chicago (17ú heag.)Vaidya, M. Elementary Business Mathematics. 21st. Mumbai: Vipul, 2002.
Lua MLA (9ú heag.)Vaidya, M. Elementary Business Mathematics. 21st. Vipul, 2002.
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