Piper, P. J., & Krell, R. D. Advances in the understanding and treatment of asthma.
芝加哥风格引文Piper, Priscilla J., 与 Robert D. Krell. Advances in the Understanding and Treatment of Asthma.
MLA引文Piper, Priscilla J., 与 Robert D. Krell. Advances in the Understanding and Treatment of Asthma.
警告：这些引文格式不一定是100％准确.