Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (9a ed.)

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