Menyorong gerhana di propinsi Kepulauan Riau / 
[editor : Elviriadi] 
 - Riau :  Penerbit Himpunan Mahasiswa Islam Koordinator Komisariat Universitas Riau,  [n.d.] 
 - 143 p. :  ill. ;  21 cm. 
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Riau (Indonesia)--Politics and government<br/>Riau (Indonesia)--History--Autonomy and independence movement