{"type": {"key": "/type/edition"}, "authors": [{"key": "/authors/OL2598351A"}], "isbn_13": ["9781446020999"], "languages": [{"key": "/languages/eng"}], "number_of_pages": 264, "publish_date": "2010", "publishers": ["Read Books"], "source_records": ["bwb:9781446020999"], "title": "Elementary Treatise on Frequency Curves and Their Application in the Analysis of Death Curves and Life Tables", "weight": "0.341", "works": [{"key": "/works/OL39856728W"}], "key": "/books/OL54281053M", "latest_revision": 1, "revision": 1, "created": {"type": "/type/datetime", "value": "2024-09-20T05:09:45.797814"}, "last_modified": {"type": "/type/datetime", "value": "2024-09-20T05:09:45.797814"}}