Case Study Research: Principles and Practices

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