Joseph N. Koppel

Hospitality with a heart : concepts and models for service-learning in lodging, foodservice, and tourism

Raphael R. Kavanaugh, Joseph Koppel, Tom Van Dyke, 2004 .

The Field Experience in Hospitality Education

Joseph N. Koppel, 1976 .

Graduate Hospitality: Where are we in our Search for Excellence

R. A. Meyer, Joseph N. Koppel, R. Tas, 1990 .