The merck manual of diagnosis and therapy
edited by Robert Berkow
Merck Sharf, 1982
 Buku Teks SO
The merck manual of diagnosis and therapy
edited by Robert Berkow
Merck Sharp & Dohme Research Laboratories, 1987
 Buku Teks SO
The merck manual of diagnosis and therapy
edited by Robert Berkow
Merck Sharf, 1977
 Buku Teks SO
The merck manual of diagnosis and therapy
Berkow, Robert, editor-in-chief
Merck Sharp & Dohme Research Laboratories, 1987
 Buku Referensi
Manual of obstetrics : diagnosis and therapy
edited by Kenneth R. Niswander
Litle, Brown, 1983
 Buku Teks SO