NAISBITT, J., & ABURDENE, P. (1990). Megatrends 2000: Ten new directions for the 1990`s. William Morrow and Co.
Lua i Stíl Chicago (17ú heag.)NAISBITT, John, agus Patricia ABURDENE. Megatrends 2000: Ten New Directions for the 1990`s. New York: William Morrow and Co, 1990.
Lua MLA (9ú heag.)NAISBITT, John, agus Patricia ABURDENE. Megatrends 2000: Ten New Directions for the 1990`s. William Morrow and Co, 1990.
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