TY  - BOOK
AU  - Singh, P.M
TI  - विश्व की प्राचीन सभ्यतायें | Vishwa ki prachin sabhytayen
U1  - 930 
PY  - 1990///
CY  - Varanasi
PB  - Vijay prakashan mandir
KW  - History of ancient world to ca. 499
ER  -