Slotnick, Daniel L., author
D.C. Health, 1986
Buku Teks
Gore, Marvin R., author
McGraw-Hill, 1984
Buku Teks
Arnold, Robert R., author
John Wiley & Sons, 1978
Buku Teks
Sanders, Donald H., author
McGraw-Hill, 1977
Buku Teks
Orilia, Lawrence S., author
McGraw-Hill, 1986
Buku Teks