Moniz, Amanda B., author
Oxford University Press, 2016
eBooks
Gershoy, Leo, author
Appleton Century Crofts, 1964
Buku Teks
Blaufarb, Rafe, author
Oxford University Press, 2016
eBooks
Stone, Bailey, author
Cambridge University Press, 1994
Buku Teks
Lefebvae, Georgaes, author
Routledge & Kegan Paul, 1962-1967
Buku Teks