Cita APA (7th ed.)
SPERNAK, S., & ET AL. (2009). CHILD HEALTH AND ACADEMIC ACHIEVEMENT AMONG FORMER HEAD START CHILDEN.
Cita Chicago (17th ed.)
SPERNAK, S.M, i ET AL. CHILD HEALTH AND ACADEMIC ACHIEVEMENT AMONG FORMER HEAD START CHILDEN. 2009.
Cita MLA (9th ed.)
SPERNAK, S.M, i ET AL. CHILD HEALTH AND ACADEMIC ACHIEVEMENT AMONG FORMER HEAD START CHILDEN. 2009.
Atenció: Aquestes cites poden no estar 100% correctes.