Gaya APA
Naisbitt, J., Aburdene, P. ().
Megatrends 2000 : ten new direction for the 1990\'s .
New York:
William Morrow and Company.
Gaya MLA
Naisbitt, John., Aburdene, Patricia.
"Megatrends 2000 : ten new direction for the 1990\'s".
New York:
William Morrow and Company,
.
Text.