Searching in Germany, Austria & Switzerland by Leonie D. Boehmer, ISC. A limited number of copies are still available from the author. An ideal guide for the motivated do-it-yourselfer. $15, plus shipping.
The owner of this group also maintains an Internet-based version of his previously print-based publication, The Readers Guide to Adoption-Related Literature, a comprehensive bibliography of books on all aspects of adoption, both in and out of print, fiction and non-fiction. The list is being continually updated with new titles as they appear, and older titles as they are discovered.