Roger J. Baran/ Robert J. Galka
(3)
Colin Gilligan/ Richard M. S. Wilson/ Tony Hines
(2)
Geoff Lancaster/ Lester Massingham
(2)
Geoffrey Lancaster/ Lester Massingham
(2)
George Foster, Norm O'Reilly and Antonio Dávila
(2)
George Tesar (EDT)/ John Kuada (EDT)
(2)
Roger Palmer/ Juanita Cockton/ Graham Cooper
(2)
Alexandra (Course Director in Hospitality Management in the School of Events Kenyon Tourism and Hospitality at Leeds Beckett University UK),Robin Lowe (Sheffield Hallam University),Isobel Doole (Sheff
(1)
Bertrand Moingeon (EDT)/ Guillaume B. Soenen (EDT)
(1)