Metodichni problemi na vlii͡a︡nieto na nauchno-tekhnicheskii͡a︡ progres vŭrkhu kharaktera i sŭdŭrzhanieto na truda
By: A. Manolov, S. Samuilov, E. Khadzhipetrova.
Contributors: Samuilov, S.; Khadzhipetrova, Elena.; Nauchnozisledovatelski institut po truda.
Publisher: Nauchnoizsledovatelski in-t po truda
Published: 1979
Place of publication: Sofii͡a︡
Language: bul
Number of pages: 172
Subjects: Working class -- Bulgaria.; Technological innovations -- Bulgaria.
Notes: Includes bibliographical references.
Summary in German and Russian.