Gaya APA
Abbott, Gerry, Wingard, Peter. (1981).
The Teaching of English As An International Language ; A Practica Guide .
New York:
Collins ELT.
Gaya Chicago
Abbott, Gerry, Wingard, Peter.
The Teaching of English As An International Language ; A Practica Guide.
New York:
Collins ELT,
1981.
Buku.
Gaya MLA
Abbott, Gerry, Wingard, Peter.
The Teaching of English As An International Language ; A Practica Guide.
New York:
Collins ELT,
1981.
Buku.
Gaya Turabian
Abbott, Gerry, Wingard, Peter.
The Teaching of English As An International Language ; A Practica Guide.
New York:
Collins ELT,
1981.
Buku.