APA ציטוט

Skidmore, S. (1990). Introducing systems design (2th .ed.). NCC Blackwell.

Chicago Style (17th ed.) Citation

Skidmore, Steve. Introducing Systems Design. 2th .ed. Manchester: NCC Blackwell, 1990.

ציטוט MLA

Skidmore, Steve. Introducing Systems Design. 2th .ed. NCC Blackwell, 1990.