Cita APA (7a ed.)

(1990). Structured systems development: Analysis, design, implementation / Michael J. Powers, Paul H. Cheney, Galen Crow.

Cita Chicago Style (17a ed.)

Structured Systems Development: Analysis, Design, Implementation / Michael J. Powers, Paul H. Cheney, Galen Crow. 1990.

Cita MLA (9a ed.)

Structured Systems Development: Analysis, Design, Implementation / Michael J. Powers, Paul H. Cheney, Galen Crow. 1990.