Yang, Clavin (2016) Pengaruh personal financial needs terhadap investment decision melalui professional recommendation pada LH group di Surabaya. Bachelor thesis, Universtitas Pelita Harapan.

Yang, Clavin (2014) Pengaruh variabel service quality, product attribute, dan store image terhadap customer loyalty melalui variabel customer satisfaction, perceived switching cost, dan attractiveness of alternatives (studi kasus pada bengkel surya gemilang motor di Mojokerto). Bachelor thesis, Universtitas Pelita Harapan.