Most Used Titles in Class PC76
| Rank | TITLE | Lib | Uses | Year |
| 1 | Las siblantes en la Romania | ASU | 2 | 1962 |
| 2 | From Latin to Romance in sound charts / Peter Boyd-Bowman | ASU | 2 | 1980 |
| 3 | Proto-Romance phonology / Robert A. Hall, Jr | ASU | 1 | 1976 |
| 4 | A manual of comparative Romance linguistics phonology and morphology | ASU | 1 | 1969 |
| 5 | A manual of comparative Romance linguistics phonology and morphology | WCU | 1969 |