Παραπομπή APA

Singh, G. P. (2016). Trends in tourism promotion: Emerging issues. Random publication.

Παραπομπή Chicago Style

Singh, Gurminder Preet. Trends in Tourism Promotion: Emerging Issues. New Delhi: Random publication, 2016.

Παραπομπή MLA

Singh, Gurminder Preet. Trends in Tourism Promotion: Emerging Issues. Random publication, 2016.