Professional Book Publishers. (2019). Central Sales Tax Act 1956. PBP.
Citazione stile Chigago Style (17a edizione)Professional Book Publishers. Central Sales Tax Act 1956. Delhi: PBP, 2019.
Citatione MLA (9a ed.)Professional Book Publishers. Central Sales Tax Act 1956. PBP, 2019.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.