1.		Cultural tourism in Europe / Greg Richards, [et al.] Autor: Richards, Greg Data Publicação: 1996 Coautor: Gratton, Chris Maiztegui-Oñate, Concepción Munsters, W. Hjalager, Anne-Mette Bauer, M. Roth, P. Langemeyer, A. Kalogeropoulou, Helen O Donnchadha, G. O Connor, B. Van der Borg, J. Costa, Paolo Curado, H. de Carvalho Bertolín, M.T. Areitio Foley, M.
2.		The market for cultural attractions / Greg Richards Autor: Richards, Greg
3.		Youth travel and backpacking / Richards Greg, Brian King Autor: Richards, Greg Coautor: ; King, Brian