TY  - BOOK
AU  - Gupt, Dhanvant Kishor.
TI  - Prathvi Ki Kahani | पृथ्वी की कहानी 
U1  - H535 
PY  - 1972///
CY  - New Delhi 
PB  - National Book Trust India 
KW  - Earth - history
UR  - https://lucknowdigitallibrary.com/publications/prathvi-ki-kahani
ER  -