Marc van Oostendorp : nederlandlingva libro "Een wereldtaal - de geschiedenis van het Esperanto" (mondolingvo - la historio de Esperanto) : http://www.vanoostendorp.nl/linguist/wereldtaal.html
Reta librovendejo Bol.com maŝintradukis angle jenon pri tiu libro : "A World Language. The history of Esperanto. Paperback, Like New. At the end of the nineteenth century gave a Jewish ophthalmologist from Warsaw a unsightly brochure about a new, by himself developed world language: Esperanto. Within short time I manage Lejzer Zamenhof all over the world to attract enthusiastic followers. After a few years he had built up an international network of speakers of its language. What moved people self-serving to an ideal that seemed unattainable? Why some decided to spend their entire lives in a small but international circle of fellow Esperantists? Who were those people who wrote novels, oreerden, conferencing and abusing in a language that almost no one understood? And what threat saw Hitler and Stalin in Esperanto? A world language tells the intriguing history of a constructed language for more than a century wonder and admiration. We are introduced to the most important ideologues, poets, teachers, bigots and demagogues and with some improved world languages that Esperanto compete came. Just as it seemed that the Netherlands a chance especially in Esperanto. People like Willem Drees ensure that Netherlands soon one of the centres of the movement was. Kees van Kooten and Wim de Bie brought even the intended world language in a Teleac course to the man. But what is left of the ideal?"