Gaya APA
Crawford, M, H. (2014).
CURRENT Diagnosis & Treatment Cardiology (Fourth Edition).
UNITED STATES OF AMERICA:
MC GRAW HILL EDUCATION.
Gaya MLA
Crawford, Michael, H.
"CURRENT Diagnosis & Treatment Cardiology".
Fourth Edition
UNITED STATES OF AMERICA:
MC GRAW HILL EDUCATION,
2014.
Text.