Strassfeld, Michael
The Jewish holidays : a guide and commentary
Harper and Row, 1985
Buku Referensi
Celebration the book of jewish festivals / Naomi Black (Editor)
E.P Dutton, 1987
Buku Teks SO
Breen, George Edward, 1911-
Do-it-yourself marketing research
McGraw-Hill , 1982
Buku Teks SO
Ramacitti, David F.
Do-it-yourself publicity
Amacom, 1991
Buku Teks SO
Carrillo, Gina
Easy web pages: see it done do it yourself
Que Corporation, 2000
Buku Teks SO