Christie, Agatha, 1890-1976
Gramedia Pustaka Utama, 2018
Buku Teks SO
edited by M. Rajaretnam
Institute Kajian Dasar, 1996
Buku Teks SO
Jose Rizal
ASEAN Committee on Culture and Information, 1991
Buku Teks SO
Coates, Austin
Oxford University Press, 1968
Buku Teks SO
José Rizal National Centennial Commission,, 1962.
Buku Teks SO