Rio Arya Saputra
Program Pendidikan Vokasi Universitas Indonesia, 2025
UI - Skripsi Membership
Smith, Read-Judith
South-Western, 2002
Buku Teks SO
Krevolin, Nathan
Prentice-Hall, 1986.
Buku Teks
Virra Azzahra Rachman
Program Pendidikan Vokasi Universitas Indonesia, 2025
UI - Skripsi Membership
Johnson, Mina Marie, 1920-
South-Western Pub., 1982
Buku Teks SO