Heck, Ronald H., author
Routledge, 2009
Buku Teks
Rabe-Hesketh, Sophia, author
A Stata Press, 2005
Buku Teks
Rabe-Hesketh, Sophia, author
Stata Press, 2012
Buku Teks
Heck, Ronal H., author
Routledge, 2014
Buku Teks
Rude, Ulrich, author
Society for Industrial and Applied Mathematics, 1993
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