Cunha, George Daniel Martin, author
Scarecrow Press, 1971
Buku Referensi
Cunha, George Daniel Martin, author
Scarecrow Press, 1967
Buku Teks
McGraw-Hill, 1994
Buku Teks
Sinta Amelia, author
Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 2014
UI - Skripsi (Membership)
Abi Rafdi Ramadhan, author
2016
UI - Skripsi (Membership)