Carol A Ptak

Carol A Ptak is the author of "Erp", "ERP", "Orlicky's Material Requirements Planning, Fourth Edition" and "MRP and Beyond".

Books by Carol A Ptak

Erp
Ptak, Carol A.
Digital (delivered electronically): $100.00

Orlicky's Materia...
Ptak, Carol A.
Hardback:

Theory H.O.W.
Cavallaro, Harold E.
Hardback: $24.95

Orlicky's Materia...
Ptak, Carol A.
Hardback: $99.00