Plumb, J.H. (John Harold), 1911-, author
Penguin Books, 1963
Buku Teks
Madden, Edward H.
University Of Washington Press, 1968
Buku Teks
Finding, John E.
Greenwood Press, 1997
Buku Teks
Wardiningsih Soerjohardjo, author
Serat Alam Media, 2017
Buku Teks
Ashley, Maurice, author
Penguin Books, 1952
Buku Teks