Parker, W. S. (1924). The problem of seasonal unemployment in the building industry. International Labour Organization.
Citazione stile Chigago Style (17a edizione)Parker, William Stanley. The Problem of Seasonal Unemployment in the Building Industry. International Labour Organization, 1924.
Citatione MLA (9a ed.)Parker, William Stanley. The Problem of Seasonal Unemployment in the Building Industry. International Labour Organization, 1924.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.