Παραπομπή APA

Alberico R. (1990). A descriptive account of colon classification. Sarada Ranganathan endowment.

Παραπομπή Chicago Style

Alberico R. A Descriptive Account of Colon Classification. Bangalore: Sarada Ranganathan endowment, 1990.

Παραπομπή MLA

Alberico R. A Descriptive Account of Colon Classification. Sarada Ranganathan endowment, 1990.