Gaya APA
Wright, P. (1987).
Spycatcher:The Candid Autobiography Of a Senior Intelligence Officer .
Austraia:
William Heinemann Australia.
Gaya MLA
Wright, Peter.
"Spycatcher:The Candid Autobiography Of a Senior Intelligence Officer".
Austraia:
William Heinemann Australia,
1987.
Buku PSI.