Παραπομπή APA

Ranganathan S R. (1998). A descriptive account of colon classification. Sarada Ranganathan Endowment forLibrary science.

Παραπομπή Chicago Style

Ranganathan S R. A Descriptive Account of Colon Classification. Bangalore: Sarada Ranganathan Endowment forLibrary science, 1998.

Παραπομπή MLA

Ranganathan S R. A Descriptive Account of Colon Classification. Sarada Ranganathan Endowment forLibrary science, 1998.