APA Style
HARPEY, PRACTOR W.. (1981).
THE YEAR BOOK OF CARDIOLOGY .
LONDON:
.
Chicago Style
HARPEY, PRACTOR W..
THE YEAR BOOK OF CARDIOLOGY.
LONDON:
,
1981.
Text.
MLA Style
HARPEY, PRACTOR W..
THE YEAR BOOK OF CARDIOLOGY.
LONDON:
,
1981.
Text.
Turabian Style
HARPEY, PRACTOR W..
THE YEAR BOOK OF CARDIOLOGY.
LONDON:
,
1981.
Print.