project Management Insitute
Project Management Institute, 2001
Buku Teks
Project Management Institute, 2000
Buku Referensi
Project Management Institute, 2013
Buku Teks
Deborah Henderson; Susan Earley; Laura Sebastian-Coleman; Elena Sykora; Eva Smith, editor
Technics Publications, 2017
Buku Teks
Boy Subirosa Sabarguna, author
UI-Press, 2011
Buku Teks