APA استشهاد

Balke,Ellen. (1999). Know yourself: Achieve your goals through better self-knowledge. Kogan Page.

استشهاد بنمط شيكاغو

Balke,Ellen. Know Yourself: Achieve Your Goals Through Better Self-knowledge. New Delhi: Kogan Page, 1999.

MLA استشهاد

Balke,Ellen. Know Yourself: Achieve Your Goals Through Better Self-knowledge. Kogan Page, 1999.