Gaya APA
Richards, J.C., Long, L.N.. (1994).
Breakthrough 1 : a Course in English Communication Practice (ed. Baru).
New York:
Oxford University Press.
Gaya Chicago
Richards, J.C., Long, L.N..
Breakthrough 1 : a Course in English Communication Practice.
ed. Baru
New York:
Oxford University Press,
1994.
Text.
Gaya MLA
Richards, J.C., Long, L.N..
Breakthrough 1 : a Course in English Communication Practice.
ed. Baru
New York:
Oxford University Press,
1994.
Text.
Gaya Turabian
Richards, J.C., Long, L.N..
Breakthrough 1 : a Course in English Communication Practice.
ed. Baru
New York:
Oxford University Press,
1994.
Print.