[publisher not identified], [date of publication not identified]
Buku Referensi
Singapura Intellectual Puclishing [t.th.]
Buku Referensi
Joint Publishing, 1985
Buku Referensi
Cheng, Yi-Li, author
[publisher not identified], [date of publication not identified]
Buku Referensi
Macmillan, 2002
Buku Referensi