Cita APA (7th ed.)
Spangenberg, H. (1967). Illustrationen zu Shakespeares Macbeth.
Cita Chicago (17th ed.)
Spangenberg, Heidemarie. Illustrationen Zu Shakespeares Macbeth. Marburg, 1967.
Cita MLA (9th ed.)
Spangenberg, Heidemarie. Illustrationen Zu Shakespeares Macbeth. 1967.
Atenció: Aquestes cites poden no estar 100% correctes.