Cita APA (7a ed.)

Pohl, K. (1996). Process-centered requirements engineering. Research Studies [etc.].

Cita Chicago Style (17a ed.)

Pohl, Klaus. Process-centered Requirements Engineering. Taunton [etc.]: Research Studies [etc.], 1996.

Cita MLA (9a ed.)

Pohl, Klaus. Process-centered Requirements Engineering. Research Studies [etc.], 1996.