Webster's legal secretaries handbook
edited by Coleen K. Withgott, Austin G. Anderson
Merriam-Webster, 1981
 Buku Referensi
The handbook of alternative education
editor, Jerry Mintz
Macmillan, 1994
 Buku Referensi
De Vries, Mary Ann
Complete secretary's handbook
Prentice-Hall, 1991
 Buku Referensi
Pierce, Phyllis S.
The irwin investor's handbook 1996
Irwin, 1996
 Buku Referensi
Pharmaceutical manufacturing handbook : regulations and quality
edited by Shayne Cox Gad
Wiley-Interscience, 2008
 eBooks