37. | | Autor: Hogan, John J. | |
38. | | Autor: Cichy, Ronald F. Coautor: ; Sciarini, Michael P. Patton, Mark E. | |
39. | | Autor: Klebanow, Andrew M. Coautor: ; Eder, Robert W. | |
40. | | Autor: Becker, Brian | |
41. | | Autor: Loverseed, Helga | |
42. | | | |
43. | | | |
44. | | Autor: Fockler, Shirley | |
45. | | | |
46. | | Autor: James, George W. | |
47. | | | |
48. | | Autor: Slattery, Paul | |