51. | | Autor: Scheyvens, Regina Coautor: ; Russell, Matt | |
52. | | Autor: Tucker, Hazel Coautor: ; Boonabaana, Brenda | |
53. | | Autor: Pearce, Philip L. | |
54. | | Autor: Rogerson, Christian | |
55. | | Autor: Koutra, Christina Coautor: ; Edwards, Jon | |
56. | | Autor: Benxiang, Zeng Coautor: ; Ryan, Chris | |
57. | | Resp- Sec.: Kwaramba, Hazel M. Lovett, Jon C. Louw, Lynette Chipumuro, Juliet | |
58. | | Autor: Sedgley, Diane Coautor: ; Pritchard, Annette Morgan, Nigel | |
59. | | Autor: Mekawy, Moustafa A. | |
60. | | Autor: Scheyvens, Regina Coautor: ; Russell, Matt | |