APA引文

Johansson, B. W., Karnell, J., Malm, A., Sievers, J., & Swedberg, J. (1963). ELECTROCARDIOGRAPHIC STUDIES IN PATIENTS WITH AN ARTIFICIAL PACEMAKER.

Citação norma Chicago

Johansson, Bengt W., Johan Karnell, Arne Malm, Jan Sievers, and Jörgen Swedberg. ELECTROCARDIOGRAPHIC STUDIES IN PATIENTS WITH AN ARTIFICIAL PACEMAKER. 1963.

MLA引文

Johansson, Bengt W., et al. ELECTROCARDIOGRAPHIC STUDIES IN PATIENTS WITH AN ARTIFICIAL PACEMAKER. 1963.