APA
Palen L., Smith E. A., Caldwell L. L., Flisher A. J., Wegner L. & Vergnani T. (20080711). Inconsistent reports of sexual intercourse among South African high school students. : The Journal of adolescent health : official publication of the Society for Adolescent Medicine.
Chicago
Palen Lori-Ann, Smith Edward A, Caldwell Linda L, Flisher Alan J, Wegner Lisa and Vergnani Tania. 20080711. Inconsistent reports of sexual intercourse among South African high school students. : The Journal of adolescent health : official publication of the Society for Adolescent Medicine.
Harvard
Palen L., Smith E. A., Caldwell L. L., Flisher A. J., Wegner L. and Vergnani T. (20080711). Inconsistent reports of sexual intercourse among South African high school students. : The Journal of adolescent health : official publication of the Society for Adolescent Medicine.
MLA
Palen Lori-Ann, Smith Edward A, Caldwell Linda L, Flisher Alan J, Wegner Lisa and Vergnani Tania. Inconsistent reports of sexual intercourse among South African high school students. : The Journal of adolescent health : official publication of the Society for Adolescent Medicine. 20080711.