APA-viite (7. p.)
Certo, S. C. (2003). Modern management: Adding digital focus (9th ed.). Prentice Hall.
Chicago-viite (17. p.)
Certo, Samuel C. Modern Management: Adding Digital Focus. 9th ed. Upper Saddle River, NJ ; New Delhi: Prentice Hall, 2003.
MLA-viite (9. p.)
Certo, Samuel C. Modern Management: Adding Digital Focus. 9th ed. Prentice Hall, 2003.
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