Ngeow Chow-Bing, editor
Routledge, Taylor & Francis Group, 2019
Buku Teks
United Nations, 1989
Buku Teks
United Nations, 1987
Buku Teks
Kerlogue, Fiona, author
Thames & Hudson, 2004
Buku Referensi
editors Samuel C.Y. Ku, Kristina Kironska,
World Scientific Publishing Co. Pte. Ltd, 2017
Buku Teks