Atwood, Christee Gabour, author
American Society for Training & Development, 2007
eBooks
Executing Agency of Rehabilitation and Reconstruction for Aceh and Nias, 2009
Multimedia
Saunders, Alta Gwinn, author
McGraw-Hill, 1940
Buku Teks
Anderson, Chester Reed, author
McGraw-Hill, 1957
Buku Teks
Rotondo, Jennifer, author
McGraw-Hill, 2002
Buku Teks