Bibliografi : hlm. 159 - 162
Judul asli :"The New Rules : How to Succeed in Today`s Post-Corporate World
Bibliografi : hlm. 295 - 305
Bibliografi : hlm. 167-169
Bibliografi : hlm. 198-202
Judul asli : "Spectrum Analysis of Organic Compound : An Introductory Programmed Text"
Bibliografi : hlm. 193
Bibliografi : hlm. 99 - 100
Judul asli : "Accounting Information System and Business Organization"
Bibliografi : hlm.131-132