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Buku Teks
Varian, Hal R.
W.W. Norton, 1990
Buku Teks
Sadono Sukirno, author
Rajawali, 2013
Buku Teks
Samuelson, Paul A. (Paul Anthony), 1915-2009, author
[publisher not identified], [date of publication not identified]
Buku Teks
Salvatore, Dominick, author
McGraw-Hill, 2011
Buku Teks