Jeffs, T., & Smith, M. (1990). Young people, inequality and youth work. MacMillan.
Citazione stile Chigago Style (17a edizione)Jeffs, Tony, e Mark Smith. Young People, Inequality and Youth Work. Basingstoke [Hants, Eng.]: MacMillan, 1990.
Citatione MLA (9a ed.)Jeffs, Tony, e Mark Smith. Young People, Inequality and Youth Work. MacMillan, 1990.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.