Gaya APA
E.Sabbagha,M.D., R.
(1979).
Ultrasound In High-Risk Obstetrics
.
London:
Lea & Febiger.
Gaya MLA
E.Sabbagha,M.D., Rudy.
"Ultrasound In High-Risk Obstetrics".
London:
Lea & Febiger,
1979.
Text.