{"title": "Problem-solving through problems", "authors": [{"key": "/authors/OL5574177A"}], "publish_date": "1983", "publishers": ["Springer-Verlag"], "series": ["Problem books in mathematics"], "publish_places": ["New York"], "subjects": ["Mathematics -- Problems, exercises, etc.", "Problem solving."], "pagination": "xi, 332p. :", "dewey_decimal_class": ["510"], "languages": [{"key": "/languages/eng"}], "lc_classifications": ["QA43"], "publish_country": "xxu", "by_statement": "Loren C. Larson ; with 104 illustrations.", "type": {"key": "/type/edition"}, "source_records": ["marc:talis_openlibrary_contribution/talis-openlibrary-contribution.mrc:2595162979:633"], "key": "/books/OL18851522M", "number_of_pages": 332, "works": [{"key": "/works/OL5910261W"}], "latest_revision": 4, "revision": 4, "created": {"type": "/type/datetime", "value": "2008-10-20T08:35:23.893813"}, "last_modified": {"type": "/type/datetime", "value": "2026-01-16T00:12:15.248176"}}