Robb, Michael. P creator text San Diego, CA Plural Publishing, Inc. 2020 monographic xv,374p. Speech therapy Audiology Communicative disorders 9781944883669 https://books.google.com.pk/books?id=jOuFDwAAQBAJ&lpg=PP1&dq=Intro%20A%20Guide%20to%20Communication%20Sciences%20and%20Disorder&pg=PP1#v=onepage&q=Intro%20A%20Guide%20to%20Communication%20Sciences%20and%20Disorder&f=false https://books.google.com.pk/books?id=jOuFDwAAQBAJ&lpg=PP1&dq=Intro%20A%20Guide%20to%20Communication%20Sciences%20and%20Disorder&pg=PP1#v=onepage&q=Intro%20A%20Guide%20to%20Communication%20Sciences%20and%20Disorder&f=false 20260128043212.0