Citazione Stile APA (7a Edizione)

(1972). National Commission on Libraries and Information Science Public Hearing; Chicago Regional Hearing (September 27, 1972): Written Testimony of Chicago Witnesses.

Citazione stile Chigago Style (17a edizione)

National Commission on Libraries and Information Science Public Hearing; Chicago Regional Hearing (September 27, 1972): Written Testimony of Chicago Witnesses. 1972.

Citatione MLA (9a ed.)

National Commission on Libraries and Information Science Public Hearing; Chicago Regional Hearing (September 27, 1972): Written Testimony of Chicago Witnesses. 1972.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.