[{"id":20621,"title":"Οι μαθηματικές γνώσεις των τελειοφοίτων του γυμνασίου","subtitle":"Μια εμπειρική έρευνα","description":null,"image":null,"isbn":"960-7019-37-7","isbn13":"978-960-7019-37-0","ismn":null,"issn":null,"series":null,"pages":76,"publication_year":1992,"publication_place":"Αθήνα","price":"9.0","price_updated_at":null,"cover_type":"Μαλακό εξώφυλλο","availability":"Κυκλοφορεί","format":"Βιβλίο","original_language":null,"original_title":null,"publisher_id":17,"extra":null,"biblionet_id":21255,"url":"https://v2.bibliography.gr/books/oi-mathhmatikes-gnwseis-twn-teleiofoitwn-tou-gymnasiou.json"}]