Compra aquest llibre
| Venedor | Preu | Puntuació del venedor |
|---|---|---|
| Psychology Press | Sense preu | |
| Amazon.com | Sense preu | |
| Barnes&Noble.com | Sense preu | |
| Books-A-Million | Sense preu | |
| IndieBound | Sense preu | |
| Barnes & Noble - Barnes and Noble - Heavy | 26,95 USD | |
| Thriftbooks.com | 34,01 USD | |
| VitalSource | 14,83 USD | |
| eBay - second.sale | 7,19 USD | |
| Amazon.com | 3,52 USD |