421. | | Autor: Crotts, John C. Coautor: ; Holland, Stephen M. | |
422. | | Autor: Cavaco, Carminda | |
423. | | Autor: Muñoz de Escalona, Francisco | |
424. | | Autor: Lane, Bernard | |
425. | | Autor: Greffe, Xavier | |
426. | | Autor: Hummelbrunner, Richard Coautor: ; Miglbauer, Ernst | |
427. | | Autor: Gannon, Agnes | |
428. | | Autor: Embacher, Hans | |
429. | | Autor: Aronsson, Lars | |
430. | | Autor: Lane, Bernard | |