You will find the revised edition includes a detailed solutions manual.
Hinter Den Kulissen Des Nationalkomitees : Das Institut 99 in Moskau Und Die …
This textbook is the one I kept after the course ended for reference.
Hinter Den Kulissen Des Nationalkomitees : Das Institut 99 in Moskau Und Die …
I like that this textbook includes practice problems with full answer keys.