Beer, Stafford
English University Press, 1973
Buku Teks
Beer, Stafford
John Wiley & Sons, 1981
Buku Teks
Beer, Stafford
John Wiley & Sons, 1979
Buku Teks
Ashby, W. Ross, author
Chapman and Hall , 1973
Buku Teks
edited by Charles R. Dechert
A. Clarion book, 1966
Buku Teks