Shetterly, Margot Lee, author
An imprint of HarperCollins , 2016
Buku Teks
Murphy, Tom, author
American Management Association, 2007
eBooks
Kiki Syahnakri, author
Kompas Media Nusantara, 2013
Buku Teks
Kiki Syahnakri, author
Kompas Media Nusantara, 2013
Buku Teks
Siti Hawa Mohd., Datin Hjh, author
MPH Group Publishing Sdn Bhd, 2012
Buku Teks