Tonny Soehartono, author
Nata Samastha Foundation, 2013
Buku Teks
Fauzan Gustavio, author
Fakultas Teknik Universitas Indonesia, 2018
UI - Skripsi Membership
Ikeda, Daisaku, 1928-, author
Nichiren Shoshu International Center, 1976
Buku Teks
Harvester, 1990
Buku Teks
Dac Hammarskjold foundation,
Majalah, Jurnal, Buletin