Cita APA (7th ed.)

Emmel, H., & Emmel, H. (1975). [Geschichte des., 2]. Francke.

Cita Chicago (17th ed.)

Emmel, Hildegard, i Hildegard Emmel. [Geschichte Des., 2]. Bern ; München: Francke, 1975.

Cita MLA (8th ed.)

Emmel, Hildegard, i Hildegard Emmel. [Geschichte Des., 2]. Francke, 1975.