Cita APA (7a ed.)

Seth, P. (1993). An introduction to travel and tourism 1993. Sterling pub.pvt.ltd.

Cita Chicago Style (17a ed.)

Seth, Prannath. An Introduction to Travel and Tourism 1993. New delhi: Sterling pub.pvt.ltd, 1993.

Cita MLA (9a ed.)

Seth, Prannath. An Introduction to Travel and Tourism 1993. Sterling pub.pvt.ltd, 1993.