Stroh, David Peter, 1950-
Systems thinking for social change : a practical guide to solving complex problems, avoiding unintended consequences, and achieving lasting results
Chelsea Green Publishing, 2015
 Buku Teks SO
Trauner, Theodore J.
Managing the construction project : a practical guide for the project manager / Theodore J. Trauner
John Wiley & Sons. Inc., 1993
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Douglas Davies
Child development : a practitioner's guide / Douglas Davies
Guilford Press, 1999
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Betty, John Galtress, 1922-
Engineering contracts : a practical guide
McGraw-Hill, 1993
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Hogan, Rex, 1944-
A practical guide to database design
Prentice-Hall, 1990
 Buku Teks SO