Siswanto
Operations research Jilid I
Erlangga, 2007
Buku Teks
Sutrisno Hadi
Metodologi research untuk penulisan paper, skripsi, thesis dan disertasi Jilid 1
Yayasan penerbitan Fakultas psikologi UGM , 1978
Buku Teks
Estolas, Josefina V.
Fundamentas of research
Miranda, 1973
Buku Teks
Research methods: guidance for postgraduates
edited by Tony Greenfield
Arnold, 1996
Buku Teks
Wilkes, F.M.
Elements of operational research
McGraw-Hill, 1987
Buku Teks