Cita APA (7th ed.)
ebrary, Inc, Witkop, P., Wedd, A. F., & Winter, J. M. (2002). German students' war letters. Pine St. Books.
Cita Chicago (17th ed.)
ebrary, Inc, Philipp Witkop, A. F. Wedd, i J. M. Winter. German Students' War Letters. Philadelphia: Pine St. Books, 2002.
Cita MLA (9th ed.)
ebrary, Inc, et al. German Students' War Letters. Pine St. Books, 2002.
Atenció: Aquestes cites poden no estar 100% correctes.