Gaya APA
Rumus penting public speaking formula bicara tampil pede, materi oke, honor gede. (2015).
Malang::
Intelegensia Media.
Gaya MLA
Rumus penting public speaking formula bicara tampil pede, materi oke, honor gede.
Cetakan I.
Malang::
Intelegensia Media,
2015.
Text.