Labor Education & Research Project (U.S.). Labor notes. Labor Education & Research Project.
Citazione stile Chigago Style (17a edizione)Labor Education & Research Project (U.S.). Labor Notes. Detroit, Mich.: Labor Education & Research Project.
Citatione MLA (9a ed.)Labor Education & Research Project (U.S.). Labor Notes. Labor Education & Research Project.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.