Muhammad Ridhwan Indra. <br/><br/>
The president's assistants under the 1945 constitution / 
Muhammad Ridhwan Indra. 
 - Jakarta :  CV Haji Masagung,  1990. 
 - 40 p. ;  23 cm. 
<br/><br/><label>ISBN: </label>9794121827 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Vice--Presidents--Indonesia--Law and legislation.