Immel Publishing · Prentice Hall
| title | ISBN-13 (ISBN-10) | year of publica- tion |
|---|---|---|
| Experimental Techniques in Biochemistry | 978-0-13-295071-8 (0-13-295071-5) | 1974 |
| Mecca a Hundred Years Ago: C.Snouk Hurgronje's Remarkable Albums | 978-0-907151-36-4 (0-907151-36-1) | 1987 |