Autor(i) : Bulajic, Radovan - NAUCNI skup o zastiti na radu i medicini rada u zeleznickom saobracaju - Zavod za zdravstvenu zastitu radnika ZTP "Beograd" - Savez zastite na radu ZTP "Beograd" -
Materijalni opis : 173 str. : graf. prikazi ; 25 cm
Autor(i) : INTERNATIONAL congress on maritime transport - International conference on maritime and transport inland waterway transport and maritime history - Museu Marítim - Olivella Puig, Juan -