Cita APA (7a ed.)

Ranganathan, S. (1960). Colon Classification (6a. ed.). Asia.

Cita Chicago Style (17a ed.)

Ranganathan, S.R. Colon Classification. 6a. ed. Bombay: Asia, 1960.

Cita MLA (8a ed.)

Ranganathan, S.R. Colon Classification. 6a. ed. Asia, 1960.