Citazione APA

Naisbitt, J. (1990). Megatrends 2000: Ten new directions for the 1990's. Avon books.

Stile di citazione Chicago

Naisbitt, John. Megatrends 2000: Ten New Directions for the 1990's. New York: Avon books, 1990.

Citazione MLA

Naisbitt, John. Megatrends 2000: Ten New Directions for the 1990's. Avon books, 1990.