by Cleveland P. Hickman [and others]
McGraw-Hill, 2017
Buku Teks
Elliot, Alfred M., author
Burgess Publishing, 1968
Buku Teks
Dillon, Lawrence S.
Macmillan Company, 1966
Buku Referensi
oleh Cleveland P. Hickman [and others]
McGraw-Hill, 2011
Buku Teks
Latter, Oswarld H. (Hawkins), 1864-, author
At The University Press, 2014
Buku Teks