Gaya APA
SHAMES, G, H., WIIG, E, H. (1982).
Human Communication Disorders :an Introducton .
Columbus:
Dinastindo Adiperkasa Internasional.
Gaya MLA
SHAMES, George, H., WIIG, Elisabeth, H.
"Human Communication Disorders :an Introducton".
Columbus:
Dinastindo Adiperkasa Internasional,
1982.
Text.