Gaya APA
RICHARDS, J.C., LONG, M.N.. (1984).
Breakthrough : a course in English communication practice (New Edition 2).
New York:
Oxford University Press.
Gaya Chicago
RICHARDS, J.C., LONG, M.N..
Breakthrough : a course in English communication practice.
New Edition 2
New York:
Oxford University Press,
1984.
Text.
Gaya MLA
RICHARDS, J.C., LONG, M.N..
Breakthrough : a course in English communication practice.
New Edition 2
New York:
Oxford University Press,
1984.
Text.
Gaya Turabian
RICHARDS, J.C., LONG, M.N..
Breakthrough : a course in English communication practice.
New Edition 2
New York:
Oxford University Press,
1984.
Print.