31. | | Autor: Kibicho, Wanjohi | |
32. | | Data Publicação: 2005 Col.autor: OMT COTA(S): 11311 | |
33. | | Autor: Tosun, Cevat Coautor: ; Okumus, Fevzi Fyall, Alan COTA(S): RE-1253 | |
34. | | Autor: Mayaka, Melphon Coautor: ; Akama, John S COTA(S): RE-1193 | |
35. | | Autor: Akama, John S Coautor: ; Kieti, Damiannah Mukethe, co-autor COTA(S): RE-926 | |
36. | | Autor: Sahli, Mondher Coautor: ; Nowak, Jean-Jacques, co-autor COTA(S): RE-111 | |
37. | | Data Publicação: [1969] Col.autor: UIOOT. Union Internationale des Organismes Officiels de Tourisme COTA(S): 24 | |
38. | | Data Publicação: 1974 Coautor: Haulot, Arthur, apresent. Meneses, Aguilera, colab. Lachance, Jean-M., colab. Col.autor: Bureau International du tourisme social COTA(S): 1223 | |
39. | | Autor: International Labour Office COTA(S): 12778 | |
40. | | Col.autor: OMT COTA(S): 13937; 13937-Dg | |