Balke,Ellen. (1999). Know yourself: Achieve your goals through better self-knowledge. Kogan Page.
Chicago Style citaatBalke,Ellen. Know Yourself: Achieve Your Goals Through Better Self-knowledge. New Delhi: Kogan Page, 1999.
MLA citatieBalke,Ellen. Know Yourself: Achieve Your Goals Through Better Self-knowledge. Kogan Page, 1999.
Let op: Deze citaties zijn niet altijd 100% accuraat.