Hertzberg, Richard W.
John Wiley & Sons, 1996
Buku Teks SO
Hertzberg, Richard W.
John Wiley & Sons, 1989
Buku Teks SO
edited by G.C. Sih and S.R. Valluri
Sijthoff & Noordhoff International Publishers, 1979
Buku Teks SO
Kundu, Tribikram
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Buku Teks SO
Sanford, R.J.
Pearson Education, Inc., 2003
Buku Teks SO