Gaya APA
Debra, L, W., Graham, D, B. (2018).
The Sourcebook of Listening Research: Methodoly and Mesasures .
USA:
Wiley Blackwell.
Gaya MLA
Debra, L., Worthington,., Graham, D., Bodie,.
"The Sourcebook of Listening Research: Methodoly and Mesasures".
USA:
Wiley Blackwell,
2018.
Text.