Weinwurm, E. H., & Weinwurm, G. F. (1971). Long-term profit planning; an AMA research book: By Ernest H. Weinwurm and George F. Weinwurm. American Management Association.
Chicago Style (17. basım) AtıfWeinwurm, Ernest H., ve George F. Weinwurm. Long-term Profit Planning; an AMA Research Book: By Ernest H. Weinwurm and George F. Weinwurm. New York, N.Y.: American Management Association, 1971.
MLA (9th ed.) AtıfWeinwurm, Ernest H., ve George F. Weinwurm. Long-term Profit Planning; an AMA Research Book: By Ernest H. Weinwurm and George F. Weinwurm. American Management Association, 1971.
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