APA (7e ed.) Bronvermelding

Adair, J. E. (1988). Effective leadership: A self-development manual. Gower; Rupa Co..

Chicago (17e ed.) Bronvermelding

Adair, John Eric. Effective Leadership: A Self-development Manual. Aldershot, Hants, England; New Delhi: Gower; Rupa Co., 1988.

MLA (8e ed.) Bronvermelding

Adair, John Eric. Effective Leadership: A Self-development Manual. Gower; Rupa Co., 1988.