Cita APA (7a ed.)

Ranganathan, S. R., & Gopinath, M. A. (1987). Colon classification (Ed. 7, basic and depth version.). Sarada Ranganathan Endowment for Library Science.

Cita Chicago Style (17a ed.)

Ranganathan, S. R., y M. A. Gopinath. Colon Classification. Ed. 7, basic and depth version. Bangalore: Sarada Ranganathan Endowment for Library Science, 1987.

Cita MLA (9a ed.)

Ranganathan, S. R., y M. A. Gopinath. Colon Classification. Ed. 7, basic and depth version. Sarada Ranganathan Endowment for Library Science, 1987.