Miller, Charles David, 1942-
Scott, Foresman and Co., 1978
Buku Teks
Gibilisco, Stan, 1953-
McGraw-Hill, 2013
Buku Teks
Herrmann, Norbert
Springer, 2012
eBooks
Shepherd, Valerie
Pinter, 1990
Buku Teks
Asako Nakai
Center for Asian and Pacific Studies, Seikei University, 2017
Artikel Jurnal