Pravilnik za minnospasitelnata i gazospasitelnata deĭnost
Series: Bi︠u︡letin "Bezopasnost na truda"
Publisher: Ministerstvo na truda i sot︠s︡ialnite grizhi, Glavna inspekt︠s︡ii︠a︡ po truda
Published: 1994
Place of publication: Sofii︠a︡
Language: bul
Number of pages: 176