Gaya APA
Richard, Jack C, Long, M.N. (1986).
Breakthrough : a course in English communication practice, jilid 1 .
Oxford:
Oxford University Press.
Gaya Chicago
Richard, Jack C, Long, M.N.
Breakthrough : a course in English communication practice, jilid 1.
Oxford:
Oxford University Press,
1986.
Buku.
Gaya MLA
Richard, Jack C, Long, M.N.
Breakthrough : a course in English communication practice, jilid 1.
Oxford:
Oxford University Press,
1986.
Buku.
Gaya Turabian
Richard, Jack C, Long, M.N.
Breakthrough : a course in English communication practice, jilid 1.
Oxford:
Oxford University Press,
1986.
Buku.