Economics 4th Edition by Krugman and Wells (PDF) is one of the most authentic ebooks for learning about real-world economics. When it comes to explaining fundamental economic principles by drawing on current economic events and issues, there is no one more effective than New York Times columnist and Nobel laureate
Biology 2e (PDF) is designed to cover the scope and sequence requirements of a typical two-semester biology course for science majors. The textbook provides comprehensive coverage of foundational research and core biology concepts through an evolutionary lens. Biology includes rich features that engage students in scientific inquiry, highlight careers in
Practical English Usage, 4th Edition, (PDF) is recommended for any trainee teacher, teacher or advanced-level student searching for answers to questions about the English language. The material is now structured in two parts (vocabulary and grammar), making it easier than ever to find the answers, either in print or online.
The Enduring Democracy, 5th Edition, (PDF) looks at how problems and controversies characterizing American government today have been successfully tackled in America’s past, and it examines how changing demographics of America have affected the political landscape. Updates include coverage of the 2016 election results and the challenges facing the new
An authoritative guide to the various systems related to control, navigation, and other instrumentation used in a typical aircraft Aircraft Systems: Instruments, Communications, Navigation, and Control (PDF) offers an examination of the most recent developments in aviation as it relates to radio navigation, instruments, and communication. Written by a noted