Cita APA (7a ed.)

Krause, H., & Ringel, C. M. (2000). Infinite length modules. Birkhäuser.

Cita Chicago Style (17a ed.)

Krause, Henning, y Claus Michael Ringel. Infinite Length Modules. Basel [etc.]: Birkhäuser, 2000.

Cita MLA (9a ed.)

Krause, Henning, y Claus Michael Ringel. Infinite Length Modules. Birkhäuser, 2000.