Paul, R., & Cascella, P. W. (2007). Introduction to clinical methods in communication disorders (2nd ed.). Paul H. Brookes Publishing Co.
Chicago Style (17. basım) AtıfPaul, Rhea, ve Paul W. Cascella. Introduction to Clinical Methods in Communication Disorders. 2nd ed. Baltimore, MD: Paul H. Brookes Publishing Co, 2007.
MLA (9th ed.) AtıfPaul, Rhea, ve Paul W. Cascella. Introduction to Clinical Methods in Communication Disorders. 2nd ed. Paul H. Brookes Publishing Co, 2007.
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