Gaya APA
Griffiths, B.
(1987).
Return to the centre, 4th impr.
.
Glasgow:
Glasgow Collins/Fount Paperbacks.
Gaya MLA
Griffiths, Bede.
"Return to the centre, 4th impr. ".
Glasgow:
Glasgow Collins/Fount Paperbacks,
1987.
Buku.