edited by Karl Brunner, Allan H. Meltzer
Nort-Holland , 1977
Buku Teks
Sunarsih, author
Faculty of Engineering, Universitas Indonesia, 2015
Artikel Jurnal
Ellsworth, P.T., author
Macmillan, 1975
Buku Teks
Lewis, Mervyn Keith, author
Philip Allan , 1987
Buku Teks
Berger, Bernhard, author
Thoson Reuters, 2010
Buku Teks