Combs, Wendy, author
American Society for Training & Development, 2006
eBooks
Falletta, Salvatore V., author
[American Society for Training & Development;, ], 2001
eBooks
Finkelstein, Leo, author
McGraw-Hill, 2005
Buku Teks
Stender, Thomas
Lark Books, 2000
Buku Referensi
disusun oleh Sunarno Sastroatmodjo
Kementerian Kebudayaan dan Pariwisata, 2002
Buku Teks