Lua APA (7ú heag.)

DHAWAN ALKA. (2019). BUSINESS STUDIES (2019.). ARYA PUBLISHING HOUSE.

Lua i Stíl Chicago (17ú heag.)

DHAWAN ALKA. BUSINESS STUDIES. 2019. SIRMOUR, H.P: ARYA PUBLISHING HOUSE, 2019.

Lua MLA (9ú heag.)

DHAWAN ALKA. BUSINESS STUDIES. 2019. ARYA PUBLISHING HOUSE, 2019.

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