Παραπομπή APA

Lee, B., & National Computing Centre Limited. (1978). Introducing systems analysis and design. Manchester, Eng.: NCC Publications.

Παραπομπή Chicago Style

Lee, Barry., and National Computing Centre Limited. Introducing Systems Analysis and Design. Manchester, Eng.: NCC Publications, 1978.

Παραπομπή MLA

Lee, Barry., and National Computing Centre Limited. Introducing Systems Analysis and Design. Manchester, Eng.: NCC Publications, 1978.

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