Source Data Reference for:
City = Debrecen
Time = 1900
| City | Year | Size | Size Comment | Year Comment | Author | Title | Location |
|---|---|---|---|---|---|---|---|
| Debrecen | 1900 | 72,400 | Carl Ritter | Ritter's geographisch-statistisches Lexikon | |||
| Debrecen | 1900 | 72,000 | Tertius Chandler | Four thousand years of urban growth | p496 |