Goulet, Denis
Atheneum, 1973
Buku Teks
Scott, Paul
Panther Books, 1983
Buku Teks
Khalila Meutia
Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 2019
UI - Makalah dan Kertas Kerja
Dong-A
[publisher not identified], [date of publication not identified]
Buku Referensi
Sanseido, [date of publication not identified]
Buku Referensi