APA (7th ed.) Citation

Albertus, M., Siepmann, F., & Ostlender, H. (1952). Postilla super Isaiam. Aedibus Aschendorff.

Chicago Style (17th ed.) Citation

Albertus, Magnus, Ferdinand Siepmann, and Heinrich Ostlender. Postilla Super Isaiam. Monasterii Westfalorum [i.e. Münster in Westfalen, Germany]: Aedibus Aschendorff, 1952.

MLA (8th ed.) Citation

Albertus, Magnus, et al. Postilla Super Isaiam. Aedibus Aschendorff, 1952.