Cita APA

Hassanien, A., Dale, C., & Clarke, A. (2010). Hospitality business development. Butterworth-Heinemann/Elsevier.

Citación estilo Chicago

Hassanien, Ahmed, Crispin Dale, and Alan Clarke. Hospitality Business Development. Amsterdam: Butterworth-Heinemann/Elsevier, 2010.

Cita MLA

Hassanien, Ahmed, et al. Hospitality Business Development. Butterworth-Heinemann/Elsevier, 2010.