Não informado. (1972). Oral History. University of Essex, Sociology Department.
Chicago (17e ed.) BronvermeldingNão informado. Oral History. Colchester, Inglaterra: University of Essex, Sociology Department, 1972.
MLA (8e ed.) BronvermeldingNão informado. Oral History. University of Essex, Sociology Department, 1972.
Let op: Deze citaties zijn niet altijd 100% accuraat.