Robbins, Stephen P., author
Pearson - Prentice Hall, 2009
Buku Teks
Robbins, Stephen P., author
Pearson Prentice Hall, 2014
Buku Teks
Robbins, Stephen P., author
Pearson, 2016
Buku Teks
Robbins, Stephen P., author
Pearson, 2016
Buku Teks
R.G.H. Siu
McGraw-Hill, 1980
Buku Teks