The Happiness Project One-Sentence Journal by Gretchen Rubin
| ISBN: | 9780307888570 |
| Publication date: | 1st November 2011 |
| Author: | Gretchen Rubin |
| Publisher: | Potter Style an imprint of Random House USA Inc |
| Format: | Diary or journal |
| Pagination: | 368 pages |
| Genres: |
Popular psychology Stationery items |