| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Práctica para exámenes de ciudadanía | 978-0-13-705063-5 (0-13-705063-1) | 1988 |
| Practice for U.S. Citizenship and Legalization of Status Tests | 978-0-13-691288-0 (0-13-691288-5) | 1992 |
| Practice for U.S. citizenship and legalization of status tests | 978-0-13-690793-0 (0-13-690793-8) | 1988 |
C.F. · C.F.P. · C.P. · Carlos P. · Carlos Paz