Bonea, Amelia, author
Oxford University Press, 2016
eBooks
Block, Mervin, author
CQ Press, 2011
Buku Teks
Clara Chintia Brahmana, author
2017
UI - Tugas Akhir
Charnley, Mitchell V., author
Holt, Rinehart and Wisnton, 1965
Buku Teks
Anshen, Melvin
Macmillan, 1949
Buku Teks