edited by Stephen N. Hay; Margaret H. Case
Frederick A. Praeger, 1962
Buku Teks
Khan, Mofakhkhar Hussain
Toppan Company, 1997
Buku Referensi
Khan, Mofakhkhar Hussain
Topan Company, 1997
Buku Teks
Markham, Ian S.
Blackwell, 2007
Buku Teks
Edge, Raymond S.
Cengage Learning, 2018
Buku Teks