Supervision Today!, Global EditionStephen P. Robbins, David A. DeCenzo, Robert M. Wolter · First published 2015Open the Tome
Supervision Today!Stephen P. Robbins, David A. DeCenzo, Robert M. Wolter · First published 2012 · Latest edition 2013Open the Tome
Supervision Today! and Self Assessment Library 3.4Robert M. Wolter, Stephen P. Robbins, David A. DeCenzo · First published 2012Open the Tome
