Gaya APA
SHEFFIELD, P, [, .
(1993).
BRITISH education index 1993 :
.
[s.n.]:
Leed University Press.
Gaya MLA
SHEFFIELD, Philip, [ed.], .
"BRITISH education index 1993 :".
[s.n.]:
Leed University Press,
1993.
Buku.