The Chicago Manual of Style
There are many primary source options to choose from.
Options can be based on geographic location, time periods, and social groups.
| 1836 - 1929 | 1930 - 2000 |
| 1640 - 1849 | 1850 - 1929 | 1930 - 1979 | 1980 - 2000 |
| Antiquity to Enlightenment | 1790 - 1979 | 1980 - 2000 |
Library Discovery Systems