{"publishers": ["Facts on File", "Facts on File Publications"], "weight": "1.4 pounds", "covers": [10269117], "physical_format": "Hardcover", "key": "/books/OL8050488M", "authors": [{"key": "/authors/OL1134857A"}], "ocaid": "birds0000burt", "subjects": ["Birds & Birdwatching", "General", "Children's Books - Young Adult", "Children: Young Adult (Gr. 7-9)", "Children's Books - Young Adult Fiction", "Birds", "Juvenile literature"], "isbn_13": ["9780816010639"], "source_records": ["ia:birds0000burt", "marc:marc_nuls/NULS_PHC_180925.mrc:236449714:820"], "title": "Birds (World of Science)", "number_of_pages": 64, "languages": [{"key": "/languages/eng"}], "isbn_10": ["0816010633"], "publish_date": "October 1985", "works": [{"key": "/works/OL5136625W"}], "type": {"key": "/type/edition"}, "physical_dimensions": "12 x 9.2 x 0.5 inches", "local_id": ["urn:nuls:31786100499703"], "oclc_numbers": ["12645124"], "latest_revision": 5, "revision": 5, "created": {"type": "/type/datetime", "value": "2008-04-29T15:03:11.581851"}, "last_modified": {"type": "/type/datetime", "value": "2023-03-08T04:34:32.004441"}}