(2023). Schaefer_2-1ig5ws4pxja2j1.pdf. Campus Verlag.
Chicago Style (17th ed.) CitationSchaefer_2-1ig5ws4pxja2j1.pdf. Campus Verlag, 2023.
MLA (8th ed.) CitationSchaefer_2-1ig5ws4pxja2j1.pdf. Campus Verlag, 2023.
Warning: These citations may not always be 100% accurate.