21. | | Autor: Crawford, Duane W. Coautor: ; Jackson, Edgar L. Resp- Sec.: Godbey, Geoffrey | |
22. | | Autor: Hanefors, Monica Coautor: ; Larsson, Lena | |
23. | | Autor: Dearden, Philip Coautor: ; Harron, Sylvia | |
24. | | Autor: Doizelet, Philippe Coautor: ; Dupeyras, Alain Gauthier, Pascal Maigniez, Pascal Mailliez, Thierry | |
25. | | Autor: Eagles, Paul F.J. | |
26. | | Autor: Messmer, Donald J. Coautor: ; Johnson, Robert R. | |
27. | | Autor: Dean, Christopher J. | |
28. | | Autor: Blanc, Éric | |
29. | | Autor: Breteuil, Henri-François de | |
30. | | Autor: Elias, Sophie | |