Prelle, H., & Schenker, V. (1975). Abitur - und was nun? Libraire Hachette.
Chicago Style (17th ed.) CitationPrelle, Heimfried, and Victor Schenker. Abitur - Und Was Nun? Paris: Libraire Hachette, 1975.
MLA引文Prelle, Heimfried, and Victor Schenker. Abitur - Und Was Nun? Libraire Hachette, 1975.
警告:這些引文格式不一定是100%准確.