The effective use of market research : a guide for management Robin Birn.

by Birn, Robin.
Published 1992

Market research Robin Birn and Patrick Forsyth.

by Birn, Robin
Published 2002

The effective use of market research : how to drive and focus better business decisions Robin J. Birn.

by Birn, Robin
Published 2004

The effective use of market research : a guide for management to grow the business Robin Birn.

by Birn, Robin
Published 1999