Analysis of information sources in references of the Wikipedia article "อ็อทโท ฟ็อน บิสมาร์ค" in Thai language version.
French he speaks with the purity and fluency almost of a native, and the same may be said of his English. [...] Not so fluent is the Chancellor's Italian as his French, but yet he can read the journals of Rome. [...] Once, too, he boasted that he was 'about the only man in the Foreign Office who understands Russian'—a language which he [...] acquired during his residence at St. Petersburg. [...] And not only did he master Russian, but he also learned Polish to a degree enabling him to make himself understood.
French he speaks with the purity and fluency almost of a native, and the same may be said of his English. [...] Not so fluent is the Chancellor's Italian as his French, but yet he can read the journals of Rome. [...] Once, too, he boasted that he was 'about the only man in the Foreign Office who understands Russian'—a language which he [...] acquired during his residence at St. Petersburg. [...] And not only did he master Russian, but he also learned Polish to a degree enabling him to make himself understood.