Ballot, R. (1980). Materials management: A results approach. Taraporevala.
Chicago-čujuhus (17. p.)Ballot, Roberts. Materials Management: A Results Approach. Bombay: Taraporevala, 1980.
MLA-čujuhus (9. p.)Ballot, Roberts. Materials Management: A Results Approach. Taraporevala, 1980.
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