Romero, R. (2019). A Tribute to Ingrid Nygaard, MD, MS, Editor-in-Chief for Gynecology, 2014-2018. Am J Obstet Gynecol.
シカゴスタイル引用形Romero, Roberto. "A Tribute to Ingrid Nygaard, MD, MS, Editor-in-Chief for Gynecology, 2014-2018." Am J Obstet Gynecol 2019.
MLA引用形式Romero, Roberto. "A Tribute to Ingrid Nygaard, MD, MS, Editor-in-Chief for Gynecology, 2014-2018." Am J Obstet Gynecol 2019.
警告: この引用は必ずしも正確ではありません.