White, Edward T.
Architectural Media, 1977
Buku Teks SO
Wircenski, Jerry L.
American Society for Training and Development Press, 2005
eBooks
Executing Agency of Rehabilitation and Reconstruction for Aceh and Nias, 2009
Multimedia
Rotondo, Jennifer
McGraw-Hill, 2002
Buku Teks SO
Anderson, Chester Reed
McGraw-Hill, 1957
Buku Teks