Claycomb, James, author
Jones and Bartlett Publishers, 2011
Buku Teks
Ling, Gilbert N., 1919-, author
Blaisdell, 1962
Buku Teks
Cambridge University Press , 2018
Majalah, Jurnal, Buletin
Cambridge University Press , 2018
Majalah, Jurnal, Buletin
Cambridge University Press , 2018
Majalah, Jurnal, Buletin