APA aipamena

NAISBITT, J. (1990). Megatrends 2000. William Morrow and Company.

Chicago Style aipamena

NAISBITT, John. Megatrends 2000. William Morrow and Company, 1990.

MLA aipamena

NAISBITT, John. Megatrends 2000. William Morrow and Company, 1990.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.