JUSTIS, R. T. (1982). Study Guide And Workbook Dynamics Of American Business Robert T. Justis; Prepared Ronald L. Weer. Prentice-Hall.
Lua i Stíl Chicago (17ú heag.)JUSTIS, Robert T. Study Guide And Workbook Dynamics Of American Business Robert T. Justis; Prepared Ronald L. Weer. Prentice-Hall, 1982.
Lua MLA (8ú heag.)JUSTIS, Robert T. Study Guide And Workbook Dynamics Of American Business Robert T. Justis; Prepared Ronald L. Weer. Prentice-Hall, 1982.
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