IFIP Working Group 2.7 & Beech, D. (1986). Concepts in user interfaces: A reference model for command and response languages. Springer-Verlag.
Citace podle Chicago (17th ed.)IFIP Working Group 2.7 a David Beech. Concepts in User Interfaces: A Reference Model for Command and Response Languages. Berlin ; New York: Springer-Verlag, 1986.
Citace podle MLA (8th ed.)IFIP Working Group 2.7 a David Beech. Concepts in User Interfaces: A Reference Model for Command and Response Languages. Springer-Verlag, 1986.
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