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
The Professional secretary's Handbook
Boston: Houghton: 1993,
 Buku Referensi
The professional secretary's handbook : a guide to the electronic and conventional office
Houghton Mifflin , 1993
 Buku Referensi
Doris, Lillian
Complete secretary's handbook / by Lillian Doris and Besse May Miller
Prentice-Hall, 1960
 Buku Teks