Gaya APA

Naisbitt, J., Aburdene, P. (1990). Megatrends 2000 : ten new directions for the 1990`s . New York: Avon Books.

Gaya MLA

Naisbitt, John., Aburdene, Patricia. "Megatrends 2000 : ten new directions for the 1990`s". New York: Avon Books, 1990. Text.