Frank, H., & Schumacher, F. (2020). Fritz Schumacher: Hartmut Frank. Ellert & Richter Verlag.
Chicago Style (17th ed.) CitationFrank, Hartmut, and Fritz Schumacher. Fritz Schumacher: Hartmut Frank. Hamburg: Ellert & Richter Verlag, 2020.
MLA (8th ed.) CitationFrank, Hartmut, and Fritz Schumacher. Fritz Schumacher: Hartmut Frank. Ellert & Richter Verlag, 2020.
Warning: These citations may not always be 100% accurate.