Cita APA (7th ed.)
Mahapatra, G. B. (2016). A text book of geology. CBS Pub.
Cita Chicago (17th ed.)
Mahapatra, Girija Bhushan. A Text Book of Geology. Kolkata: CBS Pub, 2016.
Cita MLA (9th ed.)
Mahapatra, Girija Bhushan. A Text Book of Geology. CBS Pub, 2016.
Atenció: Aquestes cites poden no estar 100% correctes.