Macquitty, Miranda
Firefly Books, 1997
Buku Referensi
Neumann, G. (Gerhard), author
Elsevier, 1968
Buku Teks
Olbers, Dirk, author
Springer, 2012
eBooks
Apel, John R., author
Academic Press, 1987
Buku Teks
Stowe, Keith S., 1943-
John Wiley & Sons, 1979
Buku Teks