TY  - BOOK
AU  - Carstens Deborah Sater
AU  -  Richardson Gary L.
TI  - Project management tools and techniques:  A practical guide
U1  - X:86, R0 
PY  - 2020///
CY  - Boca Raton
PB  -  CRC Press        
KW  - Operational Research
ER  -