Esperanto kaj socialismo? Pri la movado sur la "alia flanko"

Detlev Blanke is one of the leading interlinguists in the world (Interlinguistics is the study of international linguistic communication from all its aspects, including the roles, structures, ways of development and application of ethnic and planned languages as international means of communication); the Esperanto title of his latest book about the development of the Esperanto-movement in Eastern European countries in the 20th century could be translated as: Esperanto and Socialism? About the Esperanto movement on the "other side".Blanke, Detlev is the author of 'Esperanto kaj socialismo? Pri la movado sur la "alia flanko"' with ISBN 9781595690074 and ISBN 1595690077.