Gaya APA
MERRIAM-WEBSTER, . (1989).
WEBSTER'S DICTIONARY OF ENGLISH USAGE .
UNITED STATES OF AMERICA:
MERRIAM WEBSTERS INC..
Gaya MLA
MERRIAM-WEBSTER, .
"WEBSTER'S DICTIONARY OF ENGLISH USAGE".
UNITED STATES OF AMERICA:
MERRIAM WEBSTERS INC.,
1989.
.