Increasing labor productivity in trade under the new conditions of economic management : Based on materials of the cooperative retail trade of the Byelorussian SSRKozyreva, Natalya Nikolaevna, 1990, Candidate of Sciences dissertation08.00.00 EconomicsLvov212 pp.More works in this specialtyDissertationProblems of the rational use of labor resources of the SRV, 1976-1989Zhutaeva, Tatyana Konstantinovna · 1990 · Candidate of Sciences08.00.00 Economics