Speech and Language Development Library for the Languages of the World

Finally, comparisons of the articulation and language systems of world languages to English to be able to separate disorder from home-language influence.

Here are over 100 comparisons. For the 12 languages we see most often, we produced expanded information in an easy to use book: Difference or Disorder?

Looking for languages like Spanish and Mandarin that are not listed here? We have expanded content for the major languages we treat in our Difference or Disorder book.

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