From Social Butterfly to Engaged Citizen: Urban Informatics, Social Media, Ubiquitous Computing, and Mobile Technology to Suppor-
Amazon
From $39.32 (New)
From $39.32 (New)
| Last Seen | |
| Highest | $52.00 Mar 6, '16 |
| Lowest | $39.32 Mar 29, '16 |
| Average | $51.56 (30d avg) $42.65 (90d avg) $41.54 (180d avg) $41.50 (365d avg) $41.54 (Lifetime average) |
| Added | Jan 13, 2015 |
| Last Seen | |
| Highest | $35.53 Mar 17, '16 |
| Lowest | $9.07 Apr 26, '15 |
| Average | $24.33 (30d avg) $12.96 (90d avg) $11.02 (180d avg) $10.03 (365d avg) $9.87 (Lifetime average) |
| Added | Jan 13, 2015 |
| Last Seen | |
| Highest | $11.99 Mar 6, '16 |
| Lowest | $6.21 Jul 31, '15 |
| Average | $11.99 (30d avg) $8.79 (90d avg) $8.13 (180d avg) $7.77 (365d avg) $7.76 (Lifetime average) |
| Added | Jan 13, 2015 |
30 day average: 845,821
90 day average: 1,925,667