Engineering service as an aid in selling
By: by Raymond S. Perry.
Series: Industrial marketing series (American Management Association) ;; no. 15
Publisher: American Management Association
Published: 1931
Place of publication: New York
Language: eng
Subjects: Engineering.; Sales personnel.
Notes: "Presented at the A.M.A. Industrial Marketing Conference held at ... Cleveland, Nov. 11, l931."-- p. 2.
"Discussion by Thomas R. Jones" : p. 6-8.