APA
Gupta S. S., . (1999). Service tax. New Delhi: Taxmann Allied Services.
Chicago
Gupta S S, . 1999. Service tax. New Delhi: Taxmann Allied Services.
Harvard
Gupta S. S., . (1999). Service tax. New Delhi: Taxmann Allied Services.
MLA
Gupta S S, . Service tax. New Delhi: Taxmann Allied Services. 1999.