Gaya APA
Morrisey, G, L. (1986).
Effective business and technical presentations: managing your presentations by objectives and result (ed. 2).
Canada:
Addison Wesley Pub..
Gaya MLA
Morrisey, George, L..
"Effective business and technical presentations: managing your presentations by objectives and result".
ed. 2
Canada:
Addison Wesley Pub.,
1986.
Text.