Gates, Roger.

[NT 60487] Overview

[NT 60478] Works:	4 [NT 60520] works in 1 [NT 60521] publications in 1 [NT 60522] languages

[NT 60480] Titles

Marketing research [NT 59711] by: Gates, Roger.; McDaniel, Carl D. ([NT 1579] Language materials, printed)

[NT 60479] Subjects