DR GOEL. R. (2014). LEARNING ELEMENTARY CHEMISTRY WITH ONLINE SUPPORT FOR CLASS- 8. GOYAL BRO PRAKASHAN.
Cita Chicago (17th ed.)DR GOEL. R. LEARNING ELEMENTARY CHEMISTRY WITH ONLINE SUPPORT FOR CLASS- 8. GOYAL BRO PRAKASHAN, 2014.
Cita MLA (9th ed.)DR GOEL. R. LEARNING ELEMENTARY CHEMISTRY WITH ONLINE SUPPORT FOR CLASS- 8. GOYAL BRO PRAKASHAN, 2014.
Atenció: Aquestes cites poden no estar 100% correctes.