Angeline, Angeline (2011) Hubungan antara konformitas dengan adiksi rokok pada remaja perempuan usia 15-19 tahun di Jakarta. Bachelor thesis, Universitas Pelita Harapan.

Jochinta, Ingria (2011) Relationship type the big five personality personality with level addiction of online in adolescents. Bachelor thesis, Universitas Pelita Harapan.

Phani, Phani (2011) Correlation between online game addiction and motivation to learn. Bachelor thesis, Universitas Pelita Harapan.