Panjaitan, Petrus Irwan, 1958-, author
Pustaka Sinar Harapan, 1995
Buku Teks
Melda Kamil Ariadno, author
Universitas Indonesia, 1991
UI - Skripsi (Membership)
Ervina Widyawati, author
2019
UI - Tesis (Membership)
Universitas Indonesia, 2003
UI - Skripsi (Membership)
Panggabean, H.P., author
Jala Permata, 2007
Buku Teks