O`Shaughnessy, Hugh, author
H. Hamilton with The Observer, 1984
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Welch, W., author
Macmillan, 1908
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Anita Rahma Yeni, author
Fakultas Psikologi Universitas Indonesia, 2022
UI - Tesis (Membership)
Arica Majdalimahkhairunnisa, author
Fakultas Psikologi Universitas Indonesia, 2022
UI - Skripsi (Membership)
Dewi Noraga Lumban Batu, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2019
UI - Tesis (Membership)