Gaya APA
Lado, Robert. (1972).
Lado english series / by Robert Lado .
:
S.l : Regents Publishing Company.
Gaya Chicago
Lado, Robert.
Lado english series / by Robert Lado.
:
S.l : Regents Publishing Company,
1972.
Buku.
Gaya MLA
Lado, Robert.
Lado english series / by Robert Lado.
:
S.l : Regents Publishing Company,
1972.
Buku.
Gaya Turabian
Lado, Robert.
Lado english series / by Robert Lado.
:
S.l : Regents Publishing Company,
1972.
Buku.