APA (7th ed.) Citation

Vallen, J. E. (1978). The art and science of managing hotels,restaurants,institutions. Hayden Books.

Chicago Style (17th ed.) Citation

Vallen, Jerome E. The Art and Science of Managing Hotels,restaurants,institutions. Rochelle Park, N. J: Hayden Books, 1978.

MLA (9th ed.) Citation

Vallen, Jerome E. The Art and Science of Managing Hotels,restaurants,institutions. Hayden Books, 1978.