APA
Olshansky B., .ARRHYTHMIA ESSENTIALS 2ED (PB 2018). 2017: Philadelphia.
Chicago
Olshansky B, .ARRHYTHMIA ESSENTIALS 2ED (PB 2018). 2017: Philadelphia.
Harvard
Olshansky B., .ARRHYTHMIA ESSENTIALS 2ED (PB 2018). 2017: Philadelphia.
MLA
Olshansky B, .2017: Philadelphia. .