Cita APA (7th ed.)

Chawadhari, P. Tourism ;Concept and principal. adeline book.

Cita Chicago (17th ed.)

Chawadhari, Prabhat. Tourism ;Concept and Principal. Delhi: adeline book.

Cita MLA (9th ed.)

Chawadhari, Prabhat. Tourism ;Concept and Principal. adeline book.