Johnson, P. (2004). Business economics-II S.Y.B.Com (7th rev.). manan.
Lua i Stíl Chicago (17ú heag.)Johnson, P. Business Economics-II S.Y.B.Com. 7th rev. Mumbai: manan, 2004.
Lua MLA (9ú heag.)Johnson, P. Business Economics-II S.Y.B.Com. 7th rev. manan, 2004.
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