APA način citiranja (7. izdanje)

GUPTA S S. (2006). SERVICE TAX: HOW TO MEET YOUR OBLIGATIONS (20TH.). TAXMANN.

Čikaški stil citiranja (17. izdanje)

GUPTA S S. SERVICE TAX: HOW TO MEET YOUR OBLIGATIONS. 20TH. NEW DELHI: TAXMANN, 2006.

MLA način citiranja (9. izdanje)

GUPTA S S. SERVICE TAX: HOW TO MEET YOUR OBLIGATIONS. 20TH. TAXMANN, 2006.