Cita APA (7a ed.)

Heigel, K. T., & Halm, P. (1891). Nymphenburg. Buchner.

Cita Chicago Style (17a ed.)

Heigel, Karl Theodor, y Peter Halm. Nymphenburg. Bamberg: Buchner, 1891.

Cita MLA (8a ed.)

Heigel, Karl Theodor, y Peter Halm. Nymphenburg. Buchner, 1891.