Varian, Hal R.
W.W. Norton, 1992
Buku Teks
Ferguson, C.E.
Irwin, 1975
Buku Teks
Gould, John P.
Richard D. Irwin Inc., c1980
Buku Teks
Ferguson, C.E.
Richard D. Irwin, 1966
Buku Teks SO
Samuelson, Paul Anthony, 1915-2009
[publisher not identified], [date of publication not identified]
Buku Teks