Cita APA

Kmietowicz, Z. (2002). US and UK are top in teenage pregnancy rates. BMJ.

Chicago Style Citation

Kmietowicz, Zosia. US and UK Are Top in Teenage Pregnancy Rates. BMJ, 2002.

Cita MLA

Kmietowicz, Zosia. US and UK Are Top in Teenage Pregnancy Rates. BMJ, 2002.

Atenció: Aquestes cites poden no estar 100% correctes.