Baudler, P. G. (1967). Directory of American business in Germany. Seibt-Verlag.
Lua i Stíl Chicago (17ú heag.)Baudler, Paul G. Directory of American Business in Germany. Munich: Seibt-Verlag, 1967.
Lua MLA (9ú heag.)Baudler, Paul G. Directory of American Business in Germany. Seibt-Verlag, 1967.
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