Anderson, Edwin P., author
D.B. Taraporevala Sons, 1970
Buku Teks
Reid, Maurice H.
Thomas Y. Crowell Co., 1954
Buku Teks
Veldof, Jerilyn, author
[American Library association, American Library association], 2006
eBooks
Wheat, Dale, author
Springer, 2012
eBooks
Anderson, James
McGraw-Hill Book, 1968
Buku Teks