Cita APA

Roboz, H. Some facts and recollections of my life. [s.n.].

Citación estilo Chicago

Roboz, Helga. Some Facts and Recollections of My Life. [s.l.]: [s.n.].

Cita MLA

Roboz, Helga. Some Facts and Recollections of My Life. [s.n.].