Cita APA

Ullmann, J. R. (1973). Pattern recognition techniques. Butterworths.

Citación estilo Chicago

Ullmann, J R. Pattern Recognition Techniques. London: Butterworths, 1973.

Cita MLA

Ullmann, J R. Pattern Recognition Techniques. Butterworths, 1973.

Warning: These citations may not always be 100% accurate.