| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Italy: From the 1st to the 2nd Republic | 978-0-415-19664-2 (0-415-19664-7) | 1999 | Sondra Z. Koff |
| The Shopper's Guide to Washington, DC: Where to Find the Best of Everything | 978-1-931868-84-6 (1-931868-84-0) | 2004 | Karen Ertel |
Stefan Kauf · Stefan Kipf · Stefan Koop · Stefan Kopp · Steffen Kaup · Stephan Koop · Stephen Koepp · Stephen P. Koff · Steven Keeva · Steven Koob