Gaya APA
Johnston, R, F. (1987).
Twilight in the forbidden city. Introd. by Pamela Atwell. .
Hong Kong:
Hong Kong Oxford University Press.
Gaya MLA
Johnston, Reginald, F..
"Twilight in the forbidden city. Introd. by Pamela Atwell. ".
Hong Kong:
Hong Kong Oxford University Press,
1987.
Buku.