De Vries, Mary Ann
Complete secretary's handbook
Prentice-Hall, 1991
 Buku Referensi
The Professional secretary's Handbook
Boston: Houghton: 1993,
 Buku Referensi
Bredow, Miriam
Handbook for the medical secretary
Gregg Publishing, 1959
 Buku Referensi
Stroman, James
Administrative assistant's and secretary's handbook
American Management Association, 2008
 eBooks
Stroman, James
Administrative assistant's and secretary's handbook
American Management Association, 2012
 eBooks