Lua APA (7ú heag.)

(1990). Dillavou And Howard's Principles Of Business Law William J. Robert, Robert N. Corley. s.n.

Lua i Stíl Chicago (17ú heag.)

Dillavou And Howard's Principles Of Business Law William J. Robert, Robert N. Corley. s.n, 1990.

Lua MLA (8ú heag.)

Dillavou And Howard's Principles Of Business Law William J. Robert, Robert N. Corley. s.n, 1990.

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