APA
Arunachalam B., . (1976). Basic geography. Bombay: Deepak Prakashan.
Chicago
Arunachalam B, . 1976. Basic geography. Bombay: Deepak Prakashan.
Harvard
Arunachalam B., . (1976). Basic geography. Bombay: Deepak Prakashan.
MLA
Arunachalam B, . Basic geography. Bombay: Deepak Prakashan. 1976.