TY - BOOK ID - 129331304 TI - Texts concerning early labour legislation AU - de Vries, C. W. AU - de Vries, Jan PY - 1949 PB - Leiden, : E.J. Brill, DB - UniCat KW - Labor laws and legislation. UR - https://www.unicat.be/uniCat?func=search&query=sysid:129331304 AB - ER -