Metodologi penelitian politik
Metodologi penelitian hubungan internasional
Metodologi penelitian gizi dan kesehatan
The basics of social research
Exercises in psychological testing and assessment
Metodologi studi Islam
Metodologi Penelitian sosial
Political research : methods and practical skills
Penelitian pendidikan: merancang dan melaksanakan penelitian pada bidang pendidikan
Argumentation in science education : perspectives from classroom-based research