Rae, Leslie
Let's have a meeting : a comprehensive guide to making your meetings work
McGraw-Hill, 1994
 Buku Referensi
Mackenizie, John
Its show time! how to plan and hold successful sales meetings / John Mackenizie
Illinois: Dow Jones-Irwin, 1989
 Buku Teks
Becker, Esther R., author
The successful secretary's handbook
Harper &​ Row, 1971
 Buku Referensi
Lambert, Brian, author
10 steps to successful sales
American Society for Training & Development, 2010
 eBooks
Richardson, Linda, author
The Sales success handbook: 20 lessons to open and close sales now
McGraw-Hill, 2003
 Buku Teks
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