Griffiths, V. L., & Abbas, M. (1948). Societies: In school and out : a guide for beginners in practical democracy. Longmans.
Citazione stile Chigago Style (17a edizione)Griffiths, V. L., e M. Abbas. Societies: In School and Out : A Guide for Beginners in Practical Democracy. London: Longmans, 1948.
Citatione MLA (8a ed.)Griffiths, V. L., e M. Abbas. Societies: In School and Out : A Guide for Beginners in Practical Democracy. Longmans, 1948.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.