Ratandeep, S. (1994). Tourism today-structure, marketing and profile. Kanishka.
Chicago Style aipamenaRatandeep, Singh. Tourism Today-structure, Marketing and Profile. Kanishka, 1994.
MLA aipamenaRatandeep, Singh. Tourism Today-structure, Marketing and Profile. Kanishka, 1994.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.