Mitchell, Tom M., author
McGraw-Hill, 1997
Buku Teks
Sugiharto, author
2009
UI - Tesis (Open)
Edwards, Corwin D., author
Press of Western Reserve University, 1956
Buku Teks
Warner, W. Lloyd, author
Harper & Brothers , 1955
Buku Teks
Christie, Agatha, 1890-1976, author
Gramedia Pustaka Utama, 2017
Buku Teks