APA (7th ed.) Citation

Engelman, E., Weitbrecht, B., & Gay, P. (1977). Berggasse 19: Das Wiener Domizil Sigmund Freuds. Belser.

Chicago Style (17th ed.) Citation

Engelman, Edmund, Brigitte Weitbrecht, and Peter Gay. Berggasse 19: Das Wiener Domizil Sigmund Freuds. Stuttgart: Belser, 1977.

MLA (8th ed.) Citation

Engelman, Edmund, et al. Berggasse 19: Das Wiener Domizil Sigmund Freuds. Belser, 1977.