Galvin, Kathleen M.
Scott, Foresman and Company , 1982
Buku Teks
Ballinger Publishing Company, 1986
Buku Teks
Macmillan, 1990
Buku Teks
Sreerekha, M. S., author
Oxford University Press, 2017
eBooks
Dasgupta, Abhijit, author
Oxford University Press, 2016
eBooks