Lely Demiyati
Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 2018
UI - Tesis Membership
Napitupulu, Fenty Debora
Universitas HKBP Nommensen, 2018
Artikel Jurnal
Lidya Natalie
2015
UI - Skripsi (Membership)
Widyastomo Bagus Prakoso
2015
UI - Skripsi (Membership)
edited by Emma Beare, contributing Cathy Lowne
Bounty Books, 2013
Buku Teks