@book { PopularEducationalClassics,
    title = "Popular Educational Classics",
    author = "Joseph L. {DeVitis}",
    year = "2016",
    publisher = "Peter Lang Verlag",
    address = "New York, United States of America",
    doi = "10.3726/978-1-4539-1735-0",
    url = "https://www.peterlang.com/document/1109647"
}