The Cambridge Handbook of Communication Disorders examines the full range of developmental and acquired communication disorders and provides the most up-to-date and comprehensive guide to the epidemiology, aetiology and clinical features of these disorders.
This is the author's (2004) Ph.D. dissertation written at the University of
Massachusetts Amherst. It provides an analysis of the interaction between
tense, aspect, and modality in counterfactual conditional constructions.