| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Jij in 2008 - Scheurkalender / druk 1: word de regisseur van je eigen leven! | 978-90-470-0037-2 (90-470-0037-4) | 2007 |
| Principles of Management | 978-0-470-24749-5 (0-470-24749-5) | 2017 |
| Zeven eigenschappen die jou succesvol maken ! / druk 8 | 978-90-254-2451-0 (90-254-2451-1) | 2009 |
Dr. Stephen Covey · Dr Stephen R Covey · Lirio S. Covey · M.R. Stephen Covey · S.C. · S.N. Covey · S.R. Covey · Sandra Covey · Sandra Merrill Covey · Sandra Merrill Covey, Deseret Books, Stephen L. Richards, Alva Parry, William James Mortimer, Eleanor Knowles Stephen R. Covey · Sean Covey · Sean Covey, Jim Huling Chris McChesney · Simon N. Covey · Stacy Curtis Sean Covey · Stephen A. Covey · Stephen Covey · Stephen M Covey · Stephen M.R. Covey · Stephen R.(Author) Covey · Stephen R. Covey · Steven Covey · Steven R. Covey · Sylvie Covey