{
    "query": {
        "category": "Economics",
        "publication_date": "1962-06",
        "nr_of_items": 1
    },
    "items": [
        {
            "title": "Planning in Marketing",
            "subtitle": "A Selected Bibliography",
            "author": "by William F. Massy",
            "isbn": "9780262630047",
            "publisher": "MIT Press",
            "link_to_publisher": "https:\/\/mitpress.mit.edu\/9780262630047\/planning-in-marketing"
        }
    ]
}