{
    "query": {
        "category": "Area Studies",
        "publication_date": "1976-04",
        "nr_of_items": 1
    },
    "items": [
        {
            "title": "The Commercial Revolution of the Middle Ages, 950\u20131350",
            "subtitle": null,
            "author": "Robert S. Lopez",
            "isbn": "9780521290463",
            "publisher": "Cambridge University Press",
            "link_to_publisher": "https:\/\/www.cambridge.org\/universitypress\/subjects\/history\/european-history-1000-1450\/commercial-revolution-middle-ages-9501350?format=PB"
        }
    ]
}