Rbi Govt OF India <br/><br/>
Selected ficial and others ratios public ltd. companies 1980-81 to 1987-88: All Industries 
Rbi Govt OF India 
 - Bombay  Bombay, Reserve Bank of India  1990 
 - 291p 
 -  Vol  I .
<br/><br/><label>Source: </label>Textbook