Rick, P., Skip, W., H.(1996).Infopreneurs online and global : taking the hottest business of the '90s into the 21st century / H. Skip Weitzen, rick Parkhill .New York:John Wiley n Sons.
Gaya MLA
Parkhill, Rick., Weitzen, H., Skip."Infopreneurs online and global : taking the hottest business of the '90s into the 21st century / H. Skip Weitzen, rick Parkhill".New York:John Wiley n Sons,1996.Textbook.