The Comparative Method: Moving Beyond Qualitative and Quantitative Strategies
Designing Social Inquiry: Scientific Inference in Qualitative Research
Case Studies and Theory Development in the Social Sciences (Belfer Center Studies in International Security)
Rethinking Social Inquiry: Diverse Tools, Shared Standards
Process Tracing: From Metaphor to Analytic Tool (Strategies for Social Inquiry)
Social Science Concepts
Process-Tracing Methods: Foundations and Guidelines
A Tale of Two Cultures: Qualitative and Quantitative Research in the Social Sciences