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For courses in Optics A Contemporary Approach to Optics with Practical Applications and New Focused PedagogyHecht Optics balances theory and instrumentation and provides students with the necessary classical background through a lively and clear narrative. Optics, Fifth Edition is distinguished by three core imperatives: up-to-date content in line with the ever-evolving technological advances in the Optics field; a modern approach to discourse including studies on photons, phasors, and theory...

Market Leader Extra is a five-level English course for students who want to learn English and learn about business, and for business people who want to advance their careers. New business skills lessons develop the business skills students need for working in business.

Elements of Ecology, Ninth Edition continues to explain ecological processes clearly and concisely, with a greater emphasis on the relevance of ecology to everyday life and the human impact on ecosystems. This dramatically revised edition discusses issues of human ecology throughout the text and provides a greater variety of opportunities for students to learn, practice, and develop quantitative and analytical skills. Current research examples and other content updates are supported by more ...