Gaya APA

Naisbitt, J., Aburdene, P. (33270). Megatrends 2000 Ten new directions for the 1990's . : avon books.

Gaya MLA

Naisbitt, John., Aburdene, Patricia. "Megatrends 2000 Ten new directions for the 1990's". : avon books, 33270. Text.