Allen, L. A. (1973). Professional management: New concepts and proven Practices. Tata Mc Graw-Hill publishing Company Ltd.
Chicago Edition CitationAllen, Louis A. Professional Management: New Concepts and Proven Practices. New Delhi: Tata Mc Graw-Hill publishing Company Ltd, 1973.
MLA Edition CitationAllen, Louis A. Professional Management: New Concepts and Proven Practices. Tata Mc Graw-Hill publishing Company Ltd, 1973.
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