Cita APA (7th ed.)

Semprevivo, P. C. (1982). Systems analysis: Definition, process, and design. National Bookstore.

Cita Chicago (17th ed.)

Semprevivo, Philip C. Systems Analysis: Definition, Process, and Design. Chicago: National Bookstore, 1982.

Cita MLA (9th ed.)

Semprevivo, Philip C. Systems Analysis: Definition, Process, and Design. National Bookstore, 1982.