Ramsay, M.R. <br/><br/>
The capital equivalent approach to productivity measurement  [article] / 
by Dr. M.R. Ramsay and S. Theocharides 
 - Petaling Jaya, Selangor :  Pusat Daya Pengeluaran Negara,  1989 
<br/><br/> PTSL : Dokumen