Blyton, P. (1985). Changes in working time: An international review. Croom Helm.
Citazione stile Chigago Style (17a edizione)Blyton, Paul. Changes in Working Time: An International Review. London: Croom Helm, 1985.
Citatione MLA (8a ed.)Blyton, Paul. Changes in Working Time: An International Review. Croom Helm, 1985.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.