Cita APA (7a ed.)
Ottendorff-Simrock, W., & Mehs, M. Burgen am Rhein. Wilhelm Stollfuss.
Cita estilo Chicago (17a ed.)
Ottendorff-Simrock, Walther, y M.J Mehs. Burgen Am Rhein. Bonn, Alemania: Wilhelm Stollfuss.
Cita MLA (9a ed.)
Ottendorff-Simrock, Walther, y M.J Mehs. Burgen Am Rhein. Wilhelm Stollfuss.
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