Cita APA (7th ed.)
Rickmers, W. R. (1910). Alpine Winter.
Cita Chicago (17th ed.)
Rickmers, Willy Rickmer. Alpine Winter. Innsbruck, 1910.
Cita MLA (9th ed.)
Rickmers, Willy Rickmer. Alpine Winter. 1910.
Atenció: Aquestes cites poden no estar 100% correctes.