This document discusses various teaching and learning resources used in formal education contexts. It describes resources like textbooks, source books, libraries, language labs, and literary clubs. Textbooks provide materials for language learning according to curriculum standards and include exercises to develop communicative skills. Source books give teachers additional materials and flexibility beyond textbooks. Language labs allow students to practice speaking with recordings and develop pronunciation. Libraries provide resources and promote independent reading and learning. Literary clubs encourage discussion of literature in a relaxed environment to develop lifelong readers.