INTERNATIONAL LABOUR OFFICE. (1951). PAYMENT BY RESULTS. OXFORD UNIVERSITY PRESS.
Citazione stile Chigago Style (17a edizione)INTERNATIONAL LABOUR OFFICE. PAYMENT BY RESULTS. DELHI: OXFORD UNIVERSITY PRESS, 1951.
Citatione MLA (9a ed.)INTERNATIONAL LABOUR OFFICE. PAYMENT BY RESULTS. OXFORD UNIVERSITY PRESS, 1951.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.