Dyfyniad APA

Birn,J Robin. (1999). The effective use of market research: A guide for management to grow the business (3.). Kogan Page Ltd.

Dyfyniad Arddull Chicago

Birn,J Robin. The Effective Use of Market Research: A Guide for Management to Grow the Business. 3. London: Kogan Page Ltd, 1999.

Dyfyniad MLA

Birn,J Robin. The Effective Use of Market Research: A Guide for Management to Grow the Business. 3. Kogan Page Ltd, 1999.

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