APA-viite (7. p.)
Certo, S. C. (1980). Principles of modern management: Functions and systems. Wm.C. Brown.
Chicago-viite (17. p.)
Certo, Samuel C. Principles of Modern Management: Functions and Systems. Iowa: Wm.C. Brown, 1980.
MLA-viite (9. p.)
Certo, Samuel C. Principles of Modern Management: Functions and Systems. Wm.C. Brown, 1980.
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