prismic-references.js

var previewToken = 'MC5VbDdXQmtuTTB6Z0hNWHF3.c--_vVbvv73vv73vv73vv71EA--_vS_vv73vv70T77-9Ke-_ve-_vWfvv70ebO-_ve-_ve-_vQN377-9ce-_vRfvv70';
Prismic.Api('https://lesbonneschoses.prismic.io/api', function (err, Api) {
    var stPatrickRef = Api.ref("St-Patrick specials");
    // Now we'll use this reference for all our calls
    Api.form('everything')
        .ref(stPatrickRef)
        .query(Prismic.Predicates.at("document.type", "product")).submit(function (err, response) {
            if (err) {
                console.log(err);
                done();
            // The documents object contains a Response object with all documents of type "product"
            // including the new "Saint-Patrick's Cupcake"
        });
}, previewToken);