Deutsch Marks in the Head, Shovel in the Hands and Yugoslavia in the Heart: The Gastarbeiter Return to Yugoslavia (1965–1991). By Sara Bernard. Studien zur Sozial-und Wirtschaftsgeschichte Ostmitteleuropas, Vol. 28. Wiesbaden: Harrassowitz Verlag, 2019. xii, 299 pp. Appendix. Notes. Bibliography. Chronology. Illustrations. Photographs. Figures. Tables. Maps. €58.00, paper