Research Methods: Qualitative and Quantitative Approaches by Lawrence Neuman is a comprehensive guide to research methodology in the social sciences. The book covers both qualitative and quantitative research techniques, offering a detailed exploration of the various stages of the research process, from formulating a research question to collecting and analyzing data. Neuman explains the philosophical underpinnings of different research methods, providing readers with a clear understanding of when and how to apply each approach. Topics include research design, sampling, measurement, ethics, and data analysis. The text emphasizes the importance of critical thinking and ethical considerations in conducting rigorous and valid research.