@book { MotivationandMotivatingintheForeignLanguageClassroom,
    title = "Motivation and Motivating in the Foreign Language Classroom",
    author = "Steffi {Joetze}",
    year = "2011",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    doi = "10.3239/9783640944552",
    url = "https://www.hausarbeiten.de/document/174062"
}