Stańczyk, J. (1941). Workers' protective legislation in Poland: 20 years' co-operation with the International Labour Organisation. Liberty Publications.
Citazione stile Chigago Style (17a edizione)Stańczyk, Jan. Workers' Protective Legislation in Poland: 20 Years' Co-operation with the International Labour Organisation. London: Liberty Publications, 1941.
Citatione MLA (9a ed.)Stańczyk, Jan. Workers' Protective Legislation in Poland: 20 Years' Co-operation with the International Labour Organisation. Liberty Publications, 1941.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.