| Erscheinungsjahr | ISBN | Autor(en) | Titel |
|---|
| 1974 | 978-3-921220-05-4 | Otto J. Groeg | Who's Who in Germany |
| '' | 978-3-921220-06-1 | Otto J. [Hrsg.]. Groeg | Who's who in Germany: the German Who's who, a biographical encyclopedia containing some 22700 biographies of prominent personalities in Germany and a listing of 2400 organizations.2 Bände. |
| 1975 | 978-3-921220-07-8 | Otto J. (Hrsg.) Groeg | Who's Who in Medicine. |
| 1983 | 978-3-921220-16-0 | Who's Who in Italy |
| 1977 | 978-3-921220-18-4 | Groeg | Who`s who in Austria. |
| 978-3-921220-20-7 | Who`s Who in Literature. Only second Volume (T-Z, Appendix)! |
| 978-3-921220-22-1 | Who`s Who in the Arts. A biographical encyclopedia containing some 15.000 biographies and addresses of prominent personalities, organizations, associations and institutions connected with the arts in Federal Republic of Germany, Austria and Switzerland. |
| 1983 | 978-3-921220-28-3 | Who's Who in Germany |
| '' | 978-3-921220-32-0 | Karl Strute | Who's Who in Fashion: Beauty, Jewellery and Fashion |
| 1984 | 978-3-921220-36-8 | Who's Who in Technology 1984: The International Red Series |
| 1983 | 978-3-921220-38-2 | Who's Who in Italy |
| '' | 978-3-921220-40-5 | Karl Strute · Theodor Doelken | Who's Who in Medicine |
| '' | 978-3-921220-41-2 | Karl Strute · Theodor Doelken | Who's Who in Medicine |
| 1983 | 978-3-921220-44-3 | Who's Who in Austria |
| '' | 978-3-921220-46-7 | Not Available | Who's Who in Germany 1982-1983 |
| '' | 978-3-921220-50-4 | Karl Strute · Theodor Doelken | Who's Who in the Arts and Literature Fine Arts A-O & P-Z, Index of Names Appendix |
| 1989 | 978-3-921220-61-0 | Unnamed Unnamed | Who's Who in Germany 1988 |
| 978-3-921220-63-4 | Who's who | Who's Who in Germany 1990 |
| 1992 | 978-3-921220-65-8 | John C. Dove | Who's Who in Germany 1992 |