James F. Engel
Books
Promotional strategy
1967
ISBN 9780256028461
Changing the Mind of Missions
2000
ISBN 9780830822393
Consumer behavior
1968
ISBN 9780030863714
Cases in promotional strategy
1971
ISBN 9780256031003
How can I get them to listen?
1977
ISBN 9780310241713
Zeitgemässe christliche Kommunikation
1989
ISBN 9783880023864