Hartato, Alie (2019) The effects of countery of origins, brand image and perceived quality towards purchase intention of iPhone with product involvement moderation effect. Bachelor thesis, Universitas Pelita Harapan.

Octavianus, Pratama Halik (2018) The effect of service quality, customer satisfaction and customer value towards customer loyalty through costumer relationship management quality. Bachelor thesis, Universitas Pelita Harapan.

Susanto, Charles Kevin (2018) The effect of service quality, customer satisfaction and customer value towards customer loyalty through customer relationship management quality. Bachelor thesis, Universitas Pelita Harapan.