Carroll, Lewis
Gramedia Pustaka Utama, 2016
Buku Teks
Carroll, Lewis
Holt, Rinehart and Winston, 1961
Buku Teks
Herbert, Charles W.
Cengange Learning, 2011
Buku Teks
Steinbach, Alice
Transworld , 2001
Buku Teks
Abrar Gaffari
Fakultas Teknik Universitas Indonesia, 2009
UI - Skripsi Open