Lua APA (7ú heag.)

Girish Ahuja & Ravi Gupta. (2019). Practical Approach to Income Tax (xii,909p.). Wolters Kluwer.

Lua i Stíl Chicago (17ú heag.)

Girish Ahuja agus Ravi Gupta. Practical Approach to Income Tax. xii,909p. Delhi: Wolters Kluwer, 2019.

Lua MLA (9ú heag.)

Girish Ahuja agus Ravi Gupta. Practical Approach to Income Tax. xii,909p. Wolters Kluwer, 2019.

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