edited by Tina C. Ambos, Bjorn Ambos, Julian Biekinshaw
Emerald, 2016
eBooks
O`Donnell, Paul D.
Prentice-Hall, 1952
Buku Teks
Niece, E.H. Mac
John Wiley & Sons, 1961; 1957
Buku Teks
Roscoe, Edwin Scott
Richard D. Irwin, 1955
Buku Teks
Roscoe, Edwin Scott
Richard D. Irwin, 1959
Buku Teks