Cita APA (7th ed.)
ebrary, Inc, Oakley, C., & Warnes, C. A. (2007). Heart disease in pregnancy (2nd ed.). Blackwell Pub./BMJ Books.
Cita Chicago (17th ed.)
ebrary, Inc, Celia Oakley, i Carole A. Warnes. Heart Disease in Pregnancy. 2nd ed. Malden, Mass. ; Oxford, UK: Blackwell Pub./BMJ Books, 2007.
Cita MLA (9th ed.)
ebrary, Inc, et al. Heart Disease in Pregnancy. 2nd ed. Blackwell Pub./BMJ Books, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.