Παραπομπή APA

Raghubalan, G., & Raghubalan, S. (2007). Hotel house keeping: Operations and management. Oxford university.

Παραπομπή Chicago Style

Raghubalan, G., και Smritee Raghubalan. Hotel House Keeping: Operations and Management. New Delhi: Oxford university, 2007.

Παραπομπή MLA

Raghubalan, G., και Smritee Raghubalan. Hotel House Keeping: Operations and Management. Oxford university, 2007.