Gaya APA
Townsend, R. (2009).
The presenter within simple ideas for great presentations. tips menjadi master presenter .
Yogyakarta:
Andi.
Gaya MLA
Townsend, Roz.
"The presenter within simple ideas for great presentations. tips menjadi master presenter".
Yogyakarta:
Andi,
2009.
Text.