Business information systems

GRAUPP, Patrick, STEWARD, Skip and Brad PARSONS. Creating an Effective Management System. Abingdon: Taylor & Francis, 2019. ISBN 978-1-138-59495-1 .
PARDY Wayne and Terri ANDREWS. Integrated Management Systems, Leading Strategies and Solutions. Second Edition. Lanham: Bernan Press, 2019. ISBN 978-1-64143-371-6 .
NESTELL Jack G. and David L. Olson. Successful ERP Systems. New York: Business Expert Press, 2017. ISBN 978-1631578458 .

SHANTHI Ri. Customer Relationship Management. Triplicane: MJP Publisher, 2019. ISBN 978-81-8094-194-8 .
SHONIWA Martin. The Essential Guide to Business Systems. Johannesburg: Propatek Universtity, 2019. ISBN 978-1-79471-237-9 .