| 44: Shifts | smhandbook8e_preview_ch50_1.html | 546915ea757a2e303f000004 |
| DLAP questions | smhandbook8e_preview_ch50_1_dlap.xml | 546915ea757a2e303f000004 |
| LearningCurve: Shifts | smhandbook8e_preview_ch50_2.html | 546915ea757a2e303f000004 |
| DLAP questions | smhandbook8e_preview_ch50_2_dlap.xml | 546915ea757a2e303f000004 |