Gaya APA
LANGS, ROBERT. (1978).
LISTENING PROCESS, THE .
NEW YORK:
JASON ARONSON, INC..
Gaya Chicago
LANGS, ROBERT.
LISTENING PROCESS, THE.
NEW YORK:
JASON ARONSON, INC.,
1978.
Text.
Gaya MLA
LANGS, ROBERT.
LISTENING PROCESS, THE.
NEW YORK:
JASON ARONSON, INC.,
1978.
Text.
Gaya Turabian
LANGS, ROBERT.
LISTENING PROCESS, THE.
NEW YORK:
JASON ARONSON, INC.,
1978.
Print.