Sbornik ot ofit͡sialni materiali po medit͡sinskoto obsluzhvane na rabotnit͡site
By: Ministerstvo na narodnoto zdrave, Direkt͡sii͡a "Medit͡sinsko obsluzhvane na naselenieto" ; [sŭstaviteli N. Baltadzhiev, P. Gat͡sov, K. Kalev].
Contributors: Baltadzhiev, N.; Gat͡sov, Petŭr Nedev.; Kalev, Kamen Borisov.
Publisher: Medit͡sina i fizkultura
Published: 1981
Place of publication: Sofii͡a
Language: bul
Number of pages: 162
Subjects: Industrial hygiene -- Law and legislation -- Bulgaria.