APA (7th ed.) Citation

Ashrafi, A., Seow, H. V., Lee, L. S., & Lee, C. G. (2013). The efficiency of the hotel industry in Singapore. Elsevier.

Chicago Style (17th ed.) Citation

Ashrafi, Ali, Hsin Vonn Seow, Lai Soon Lee, and Chew Ging Lee. The Efficiency of the Hotel Industry in Singapore. Elsevier, 2013.

MLA (9th ed.) Citation

Ashrafi, Ali, et al. The Efficiency of the Hotel Industry in Singapore. Elsevier, 2013.