Botsford, George Willis
Macmillan, 1939
Buku Teks
Smith, Charles Edward, author
Appleton-Century-Crofts, 1939
Buku Teks
Kirk, G.S. (Geoffrey Stephen), 1921-, author
Cambridge University Press, 1957
Buku Teks
Clarke, M.L., author
Harvard University Press, 1960
Buku Teks
Muhamad Ilham Nurrahman, author
Fakultas Ilmu Pengetahuan Budaya Universitas Indonesia, 2023
UI - Makalah dan Kertas Kerja