Iffah Karimah Salsabila, author
2017
UI - Skripsi (Membership)
Hogshead, Sally, author
Harper Business, 2016
Buku Teks
Qiu, Yonghan
Yunzhen Wenhua, 1995
Buku Referensi
Bisuk Billy Burton, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2019
UI - Skripsi (Membership)
David, Marc
Tian Xia Wen Hua, 1995
Buku Teks