Balke,Ellen. (1999). Know yourself: Achieve your goals through better self-knowledge. Kogan Page.
Čikaški stil citiranjaBalke,Ellen. Know Yourself: Achieve Your Goals Through Better Self-knowledge. New Delhi: Kogan Page, 1999.
MLA način citiranjaBalke,Ellen. Know Yourself: Achieve Your Goals Through Better Self-knowledge. Kogan Page, 1999.
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