Hertzon, S. (1971). Hospitality industry cooperative training. ITT Educational Services.
Style de citation Chicago (17e éd.)Hertzon, Seymour. Hospitality Industry Cooperative Training. New York: ITT Educational Services, 1971.
Style de citation MLA (9e éd.)Hertzon, Seymour. Hospitality Industry Cooperative Training. ITT Educational Services, 1971.
Attention : ces citations peuvent ne pas être correctes à 100%.