Community Building on the Web: Secret Strategies for Successful Online Communities | Price history
Price change log
10/19/2020: $14.39
04/08/2020: $13.49
Product Stats
Current price$14.39
Since 3 years
Average price$13.95
Based on 6 years
Lowest price ever$13.49
4 years ago
Highest price ever$14.39
3 years ago