C.S. · Command Spanish · Command Spanish Inc. · I.C.
| title | ISBN-13 | year of publication |
|---|---|---|
| Spanish for Industry Manufacturing and Warehousing | 978-1-888467-29-1 | 2001 |
| Spanish for Nurseries, Landscaping and Groundskeeping | 978-1-888467-34-5 | 2002 |
| Spanish for Restaurant Staff | 978-1-888467-24-6 | 2000 |
| Spanish for Substance Abuse Counseling Personnel | 978-1-888467-35-2 | 2006 |