BHATTACHARYYA S K. (1976). MANAGEMENT PLANNING & INFORMATION SYSTEM. LEARNING SYSTEMS.
Chicago-čujuhus (17. p.)BHATTACHARYYA S K. MANAGEMENT PLANNING & INFORMATION SYSTEM. NEW DELHI: LEARNING SYSTEMS, 1976.
MLA-čujuhus (9. p.)BHATTACHARYYA S K. MANAGEMENT PLANNING & INFORMATION SYSTEM. LEARNING SYSTEMS, 1976.
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