def parse_works(works_data: list) -> list:
    """Extract information about works."""
    works = []
    for work in works_data:
        works.append({
            'work_id': work.get('workId'),
            'title': work.get('title'),
            'author': work.get('author'),
            'onsale': work.get('onsale'),
            'language': work.get('language'),
            'series_number': work.get('seriesNumber')
        })
    return works