APA način citiranja

Youssef,Leon A. (1975). System Analysis and Design. Reston Publishings.

Čikaški stil citiranja

Youssef,Leon A. System Analysis and Design. Reston Publishings, 1975.

MLA način citiranja

Youssef,Leon A. System Analysis and Design. Reston Publishings, 1975.

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