Lee, Teng-hui
Goverment Information Office, 1992
Buku Teks
Mayor, Frederico
UNESCO Publishing , 1999
Buku Teks
Bernthal, Paul R., author
[American Society for Training and Development Press;, ], 2004
eBooks
Hankin, Harriet, author
[American Management Association, ], 2005
eBooks
Rakesh Padhan, author
Bank Indonesia Institute, 2019
Artikel Jurnal