Garrison, R. H., & Noreen, E. W. (1997). Workbook/study guide for use with managerial accounting: Concepts for planning, control, decision making (8th ed.). Irwin.

Garrison, Ray H., and Eric W. Noreen. Workbook/study Guide for Use with Managerial Accounting: Concepts for Planning, Control, Decision Making. 8th ed. Chicago, Ill.: Irwin, 1997.

Garrison, Ray H., and Eric W. Noreen. Workbook/study Guide for Use with Managerial Accounting: Concepts for Planning, Control, Decision Making. 8th ed. Irwin, 1997.