Southgate, V. (1965). People at work: The postman and the postal service. Wills & Hepworth.
Citazione stile Chigago Style (17a edizione)Southgate, Vera. People at Work: The Postman and the Postal Service. Loughborough: Wills & Hepworth, 1965.
Citatione MLA (9a ed.)Southgate, Vera. People at Work: The Postman and the Postal Service. Wills & Hepworth, 1965.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.