Vaidya, M. (1982). Business mathematics (5th.). Manisha Pra.
Lua i Stíl Chicago (17ú heag.)Vaidya, M. Business Mathematics. 5th. Bombay: Manisha Pra, 1982.
Lua MLA (9ú heag.)Vaidya, M. Business Mathematics. 5th. Manisha Pra, 1982.
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