Pepper, Gerald L., author
Communicating in organizations
McGraw-Hill, 1995
 Buku Teks
Phillips, Gerald M., author
Communicating in Organizations
Macmillan, 1982
 Buku Teks
Berko, Roy M, author
Communicating
Houghton Miffiln, 2001
 Buku Teks
March, James G., author
Organizations
Wiley, 1950
 Buku Teks
Hybels, Saundra, author
Communicating effectively
McGraw-Hill, 1992
 Buku Teks
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