Martin, James, author
Prentice-Hall, 1982
Buku Teks
Phillips, Patricia Pulliam, author
[American Society for Training & Development Press;, ], 2003
eBooks
Sherief Reda, Muhammad Shafique, editors
Springer Nature, 2019
eBooks
SAGE, 2008
Buku Referensi
Denzin, Norman K., author
[SAGE, SAGE], 2008
Buku Teks