Using marketing consultants and research agencies.

Sonraí bibleagrafaíochta
Údar corparáideach:	National Industrial Conference Board
Formáid:	LEABHAR
Teanga:	English
Foilsithe / Cruthaithe:	[Oak Brook, Ill.] :[s.n.] [1966].
Ábhair:	Business consultants. Marketing research.