Παραπομπή APA

Singh, R. (2011). HRM in travel and tourism industry. Sonali.

Παραπομπή Chicago Style

Singh, Rajesh. HRM in Travel and Tourism Industry. New Delhi: Sonali, 2011.

Παραπομπή MLA

Singh, Rajesh. HRM in Travel and Tourism Industry. Sonali, 2011.