Cita APA (7th ed.)

BRADBURY,A. (2010). SUCCESSFUL PRESENTATION SKILLS. KOGAN PAGE LTD.

Cita Chicago (17th ed.)

BRADBURY,A. SUCCESSFUL PRESENTATION SKILLS. NEW-YORK: KOGAN PAGE LTD, 2010.

Cita MLA (9th ed.)

BRADBURY,A. SUCCESSFUL PRESENTATION SKILLS. KOGAN PAGE LTD, 2010.