Religious tourism and pilgrimage festivals management, 2007: ECIP t.p. (Razaq Raj) data view (Raj, Razaq; Tourism, Hospitality and Events School, Leeds Metropolitan University, Civic Quarter, Leeds, England)

Events management. Principles and practice, 2017: t.p. (Razaq Raj) of cover

Biblioteca del congreso (Estados Unidos), 11 diciembre 2019: Catálogo electrónico http://bit.ly/2Pe00gJ