Springer Cham, 2019
eBooks
Jakobsen, Hugo A.
Cambridge University Press, 2014
Buku Teks
Melville, Arbaella
Willliam Collins & Sons, 1987
Buku Referensi
edited by Lyle F. Albright
CRC Press, 2009
Buku Referensi
Strauss, Howard J.
McGraw-Hill, 1976
Buku Referensi