TY  - BOOK
AU  - Ahsan Ali Langah
AU  - Department of Civil engineering 
TI  - Strength Development of Concrete by Using Eggshell Power as Partial Replacement of Cement 
PY  - 2020///
CY  - Nawabshah
PB  - QUEST
UR  - http://tinyurl.com/24635avj
ER  -