@book { QualityRatingImprovementSystemforEarlyCareandEducation,
    title = "Quality Rating Improvement System «for» Early Care «and» Education",
    author = "Jianping {Shen} and Xin {Ma}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "New York, United States of America",
    url = "https://www.peterlang.com/document/1143847"
}