Pearre, J. (1972). The pill's blood clot risks disputed. Chicago today (University of Chicago), 3, 4.
Chicago ZitierstilPearre, J. "The Pill's Blood Clot Risks Disputed." Chicago Today (University of Chicago) 3 (1972): 4.
MLA ZitierstilPearre, J. "The Pill's Blood Clot Risks Disputed." Chicago Today (University of Chicago), vol. 3, 1972, p. 4.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.