Gaya APA
Rosenthal, R.
(1979).
Skill in Nonverbal Communication
.
Cambrige:
Oelgeschlager Gunn\\r\\nHain Publishers.
Gaya MLA
Rosenthal, Robert.
"Skill in Nonverbal Communication".
Cambrige:
Oelgeschlager Gunn\\r\\nHain Publishers,
1979.
Text.