Carr, H., & Arnold, R. b. (1992). Computer software: Legal protection in the United Kingdom (2nd ed.). Sweet & Maxwell.
Lua i Stíl Chicago (17ú heag.)Carr, Henry, agus Richard barrister Arnold. Computer Software: Legal Protection in the United Kingdom. 2nd ed. London: Sweet & Maxwell, 1992.
Lua MLA (9ú heag.)Carr, Henry, agus Richard barrister Arnold. Computer Software: Legal Protection in the United Kingdom. 2nd ed. Sweet & Maxwell, 1992.
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