Source Data Reference for:
City = Penza
Time = 2000
| City | Year | Size | Size Comment | Year Comment | Author | Title | Location |
|---|---|---|---|---|---|---|---|
| Penza | 1991 | 551,100 | n/a | The international atlas | |||
| Penza | 2010 | 510,000 | n/a | Demographia Wolrd Urban Areas 8th Annual Edition Version 2 |