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 | |
| VitalSource | 31,35 USD | |
| Barnes & Noble - Barnes and Noble - Heavy | 180,00 USD | |
| Amazon.com | 136,00 USD | |
| Walmart - CaliforniaSpanishBooks.com | 198,60 USD | |
| Walmart | 172,36 USD | |
| World of Books | 212,39 USD | |
| biblio.com | 232,00 USD |