Lucas, E. S. (2004). The art of public speaking: Kèm sách. Boston: McGraw-Hill.
Style de citation ChicagoLucas, E. Stenphen. The Art of Public Speaking: Kèm Sách. Boston: McGraw-Hill, 2004.
Style de citation MLALucas, E. Stenphen. The Art of Public Speaking: Kèm Sách. Boston: McGraw-Hill, 2004.
Attention : ces citations peuvent ne pas être correctes à 100%.