Παραπομπή APA

Ranganathan S R. (1960). Colon Classification. Sarada Ranganathan endowment.

Παραπομπή Chicago Style

Ranganathan S R. Colon Classification. Bangalore: Sarada Ranganathan endowment, 1960.

Παραπομπή MLA

Ranganathan S R. Colon Classification. Sarada Ranganathan endowment, 1960.