Productivity: The 8 Laws of Productivity: Learn How to be Productive and Get More Done to Increase Success (The 8 Laws of Self Improvement Book 7)
| Country | USA |
| Brand | Doubleday |
| Manufacturer | Anchor Bible |
| Binding | Hardcover |
| ReleaseDate | 1971-03-09 |
| EANs | 9780385004725 |