Gaya APA
Richards, J.C., Long, M.N.. (1985).
Breakthrough: A Course In English Communication Practice (Ed. 3).
Oxford:
Oxford University Press.
Gaya Chicago
Richards, J.C., Long, M.N..
Breakthrough: A Course In English Communication Practice.
Ed. 3
Oxford:
Oxford University Press,
1985.
.
Gaya MLA
Richards, J.C., Long, M.N..
Breakthrough: A Course In English Communication Practice.
Ed. 3
Oxford:
Oxford University Press,
1985.
.
Gaya Turabian
Richards, J.C., Long, M.N..
Breakthrough: A Course In English Communication Practice.
Ed. 3
Oxford:
Oxford University Press,
1985.
.