Penggayaan APA
HOPKINS, Diana, NETTLE, Mark. ([s.a.]).
Passport to IELTS .
[s.n.]:
Macmillan Publishers.
Chicago Style
HOPKINS, Diana, NETTLE, Mark.
Passport to IELTS.
[s.n.]:
Macmillan Publishers,
[s.a.].
Buku.
MLA Style
HOPKINS, Diana, NETTLE, Mark.
Passport to IELTS.
[s.n.]:
Macmillan Publishers,
[s.a.].
Buku.
Turabian Style
HOPKINS, Diana, NETTLE, Mark.
Passport to IELTS.
[s.n.]:
Macmillan Publishers,
[s.a.].
Buku.