Seth, P. (1997). Successful tourism managemet vol 2. Sterling.
Chicago Style aipamenaSeth, Pran. Successful Tourism Managemet Vol 2. New Delhi: Sterling, 1997.
MLA aipamenaSeth, Pran. Successful Tourism Managemet Vol 2. Sterling, 1997.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.