Geiser, E. A. (2009). Cloth‐covered starr‐edwards valves. Clin Cardiol.
Citação norma ChicagoGeiser, Edward A. "Cloth‐covered Starr‐edwards Valves." Clin Cardiol 2009.
MLA引文Geiser, Edward A. "Cloth‐covered Starr‐edwards Valves." Clin Cardiol 2009.
警告:這些引文格式不一定是100%准確.