Schamroth, L., & Schamroth, C. An introduction to electro cardiography (seven edition.).
芝加哥风格引文Schamroth, Leo, 与 Colin Schamroth. An Introduction to Electro Cardiography. seven edition.
MLA引文Schamroth, Leo, 与 Colin Schamroth. An Introduction to Electro Cardiography. seven edition.
警告：这些引文格式不一定是100％准确.