Gaya APA
Allsop, J.
(1989).
Making Sense of English Grammar Exercises : Jake Allsop
.
Jakarta:
Binarupa Aksara.
Gaya MLA
Allsop, Jake.
"Making Sense of English Grammar Exercises : Jake Allsop".
Jakarta:
Binarupa Aksara,
1989.
Buku.