Corder, Jim W.
Handbook of current english
Scott, Foresman and Company, 1981
Buku Referensi
Schiffhorst, Gerald J.
The short handbook for writers
McGraw-Hill, 1991
Buku Referensi
Maimon, Elaine P.
The McGraw-Hill handbook
McGraw-Hill, 2012
Buku Referensi
Wilson, Kevin, 1958-
AMA handbook of business writing: the ultimate guide to style, grammar, punctuation, usage, construction, and formatting
American Management Association;, 2010
eBooks
Weiner, E.S.C., compiler
The Oxford guide to English usage
Clarendon Press, 1993
Buku Referensi