APA-Zitierstil (7. Ausg.)

Makridakis, S. G. (1990). Forescasting planning and strategy for the 21st. Century. The freee press.

Chicago-Zitierstil (17. Ausg.)

Makridakis, Spyros G. Forescasting Planning and Strategy for the 21st. Century. Nueva York: The freee press, 1990.

MLA-Zitierstil (9. Ausg.)

Makridakis, Spyros G. Forescasting Planning and Strategy for the 21st. Century. The freee press, 1990.