Gaya APA
Ledgard, TG. ().
Basic English Revision (Cet. 1).
Tangerang:
Binarupa Aksara.
Gaya Chicago
Ledgard, TG.
Basic English Revision.
Cet. 1
Tangerang:
Binarupa Aksara,
.
Text.
Gaya MLA
Ledgard, TG.
Basic English Revision.
Cet. 1
Tangerang:
Binarupa Aksara,
.
Text.
Gaya Turabian
Ledgard, TG.
Basic English Revision.
Cet. 1
Tangerang:
Binarupa Aksara,
.
Print.