Source Data Reference for:

City = Vijayawada (AP)
Time = 600

City	Year	Size	Size Comment	Year Comment	Author	Title	Location
Bezwada	622	50,000			Tertius Chandler	Four thousand years of urban growth	p537
Bezwada	622	70,000	less important than Kanauj or Kanchi		Tertius Chandler	Four thousand years of urban growth	p106
Bezwada	622	50,000			Tertius Chandler	Four thousand years of urban growth	p466