APA način citiranja (7. izdanje)

(1960). Principles Of Business Organization And Operation William R. Spriegel. Prentice-Hall.

Čikaški stil citiranja (17. izdanje)

Principles Of Business Organization And Operation William R. Spriegel. Prentice-Hall, 1960.

MLA način citiranja (8. izdanje)

Principles Of Business Organization And Operation William R. Spriegel. Prentice-Hall, 1960.

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