123 Report writer: release 1 user's manual
Buku Teks
Creighton, Donald
Dominion of the north: a history of Canada
Macmillan, 1977
Buku Teks
Indochemical : business report
Capricorn Indonesia , 1994
Buku Teks
Sklare, Arnold B.
Creative report writing
McGraw-Hill, 1964
Buku Teks
SEG Annual report : The leading edge
Tahunan
Majalah, Jurnal, Buletin