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外文学位
>AN EMPIRICAL STUDY OF SELECTED CAUSES AND EFFECTS OF SEMIRIGID PRICES IN THE PETROLEUM REFINING INDUSTRY WITH EMPHASIS ON THE PERIOD 1963 THROUGH 1972.
【24h】
AN EMPIRICAL STUDY OF SELECTED CAUSES AND EFFECTS OF SEMIRIGID PRICES IN THE PETROLEUM REFINING INDUSTRY WITH EMPHASIS ON THE PERIOD 1963 THROUGH 1972.