Gaya APA

Barna, G., 潭國治, . (2008.4). Leaders on Leadership = 領導話領導 (First). : 天道書樓有限公司.

Gaya MLA

Barna, George., 潭國治, . "Leaders on Leadership = 領導話領導". First : 天道書樓有限公司, 2008.4. Text.