Παραπομπή APA

(1981). Circulation Research: An official journal of the American Heart Association, Vol.49 (7-12). American Heart Association.

Παραπομπή Chicago Style

Circulation Research: An Official Journal of the American Heart Association, Vol.49 (7-12). New York: American Heart Association, 1981.

Παραπομπή MLA

Circulation Research: An Official Journal of the American Heart Association, Vol.49 (7-12). American Heart Association, 1981.