Psikhichni sŭstoi͡a︡nii͡a︡ i deĭnost
Subtitle: [izsledvane]
By: V. Rusinova, K. Gurbalov.
Contributors: Gurbalov, Kostadin Georgiev, joint author.
Publisher: Nauka i izkustvo
Published: 1978
Place of publication: Sofii͡a︡
Language: bul
Number of pages: 176
Subjects: Psychology, Industrial.; Work.; Railroads -- Employees.
Notes: Bibliography: p. 171-174.