APA引文

Johansson, B. W., & Jorming, B. (1972). Hereditary prolongation of QT interval.

Citação norma Chicago

Johansson, B W., and B. Jorming. Hereditary Prolongation of QT Interval. 1972.

MLA引文

Johansson, B W., and B. Jorming. Hereditary Prolongation of QT Interval. 1972.

警告：這些引文格式不一定是100％准確.