Roth, K. Naturkatastrophen in der Steppe.
Cita Chicago (17th ed.)Roth, Karl. Naturkatastrophen in Der Steppe.
Cita MLA (8th ed.)Roth, Karl. Naturkatastrophen in Der Steppe.
Atenció: Aquestes cites poden no estar 100% correctes.
Cita APA (7th ed.)