This comprehensive resource delves into the multifaceted aspects of intellectual disability, offering insights from a developmental perspective. Key topics include: Origins and Changing Concepts: Exploration of the evolving understanding of intellectual disability. Classification Systems: Detailed discussion on various classification approaches. Epidemiology: Analysis of prevalence and…
A foundational work on language testing, Testing English as a Second Language provides principles, techniques, and practical methods for evaluating English proficiency. Widely used in TESOL and applied linguistics programs, it covers test design, reliability, validity, and item construction.