Gaya APA
Kerja, I, A, K., Stein, E. (1987).
Clinical Electrocardiography : A Self Study Course .
Philadelphia:
Lea & Febiger.
Gaya MLA
Kerja, Ikatan, Ahli, Keslamatan., Stein, Emanuel.
"Clinical Electrocardiography : A Self Study Course".
Philadelphia:
Lea & Febiger,
1987.
Text.