(by George Yule): Frequently cited as one of the best books for beginners due to its clear, accessible style.
(Department of Linguistics, Ohio State University): A unique, modular textbook organized into self-contained "files" that cover specific topics like phonetics, morphology, and psycholinguistics. Download Introduction Language and Linguistics pdf
Language Files: Materials for an Introduction to Language and Linguistics (by George Yule): Frequently cited as one of