Nichols, J. P.
etc. : Appleton,
Buku Teks
Bailey, Thomas Andrew, 1902-1983, author
D.C. Health, 1983
Buku Teks
Kennedy, David M., 1905-1996, author
Wadsworth and Cengage Learning, 2012
Buku Teks
Bailey, Thomas Andrew, 1902-1983, author
D.C. Heath, 1987
Buku Referensi
Bailey, Thomas Andrew, 1902-1983, author
D.C. Heath, 1987
Buku Referensi