Gaya APA

Mark B. Landon, MD, Henry L. Galan, MD, Eric R.M. Jauniaux, MD,PhD, FRCOG, Deborah A. Driscoll, MD, Vincenzo Berghella, MD, FACOG, William A. Grobman, MD, MBA, Steven G. Gabbe, MD, Jennifer R. Niebyl, MD, Joe Leigh Simpson, MD. (2019). Gabbe’s Obstetrics Essentials: Normal and Problem Pregnancies . US Amerika: Elsevier.

Gaya Chicago

Mark B. Landon, MD, Henry L. Galan, MD, Eric R.M. Jauniaux, MD,PhD, FRCOG, Deborah A. Driscoll, MD, Vincenzo Berghella, MD, FACOG, William A. Grobman, MD, MBA, Steven G. Gabbe, MD, Jennifer R. Niebyl, MD, Joe Leigh Simpson, MD. Gabbe’s Obstetrics Essentials: Normal and Problem Pregnancies. US Amerika: Elsevier, 2019. Electronic Resource.

Gaya MLA

Mark B. Landon, MD, Henry L. Galan, MD, Eric R.M. Jauniaux, MD,PhD, FRCOG, Deborah A. Driscoll, MD, Vincenzo Berghella, MD, FACOG, William A. Grobman, MD, MBA, Steven G. Gabbe, MD, Jennifer R. Niebyl, MD, Joe Leigh Simpson, MD. Gabbe’s Obstetrics Essentials: Normal and Problem Pregnancies. US Amerika: Elsevier, 2019. Electronic Resource.

Gaya Turabian

Mark B. Landon, MD, Henry L. Galan, MD, Eric R.M. Jauniaux, MD,PhD, FRCOG, Deborah A. Driscoll, MD, Vincenzo Berghella, MD, FACOG, William A. Grobman, MD, MBA, Steven G. Gabbe, MD, Jennifer R. Niebyl, MD, Joe Leigh Simpson, MD. Gabbe’s Obstetrics Essentials: Normal and Problem Pregnancies. US Amerika: Elsevier, 2019. Electronic Resource.