This unique volume presents the latest scientific achievements of library researchers and professionals on the Qualitative and Quantitative Methods of Libraries. Scholars and professionals have now an information resource on methodological tools for library services. Except for the new technologies that facilitate the innovation of libraries, it is the underlying policy and functional changes that have the most lasting effect on the scholarly operation that explains why this volume is important in the field or market. It also explores in detail the areas covering library methodologies, marketing and management, statistics and bibliometrics, content and subject analysis, users' behaviors and library policies that play an important role at every aspect of library research in the twenty-first century.