Birkhauser verlag, 1998
Buku Teks
Nurbaity, author
Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 2015
UI - Tesis (Membership)
Stanford Univesity Press, 1978
Buku Teks
Walesh, Stuart G., author
John Wiley & Sons, 1989
Buku Teks
Lilawati Kurnia, author
Pustaka Obor Indonesia, 2015
Buku Teks