Lua APA (7ú heag.)

Girish Ahuja , R. G., & Ravi Gupta. (2021). Systematice Approcach to Income Tax (43rd Ed.). Commercial law Publishers.

Lua i Stíl Chicago (17ú heag.)

Girish Ahuja , Ravi Gupta, agus Ravi Gupta. Systematice Approcach to Income Tax. 43rd Ed. New Delhi: Commercial law Publishers, 2021.

Lua MLA (9ú heag.)

Girish Ahuja , Ravi Gupta, agus Ravi Gupta. Systematice Approcach to Income Tax. 43rd Ed. Commercial law Publishers, 2021.

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