Hagesteijn, Renee, author
Faris Publications, 1989
Buku Teks
Martens, Stephanie B., author
Palgrave Macmillan, 2016
Buku Teks
Wertheim, W.F. (Willem Frederik), author
Tiara Wacana Yogya, 1999
Buku Teks
University of Arizona Press, 1966
Buku Teks
Hodgkinson, Harold L.
McGraw-Hill , 1971
Buku Teks