Cita APA (7a ed.)

Niemann, H. (1989). Pattern analysis and understanding (2a ed.). [S.n.].

Cita Chicago Style (17a ed.)

Niemann, Heinrich. Pattern Analysis and Understanding. 2a ed. [S.l.]: [S.n.], 1989.

Cita MLA (9a ed.)

Niemann, Heinrich. Pattern Analysis and Understanding. 2a ed. [S.n.], 1989.