Cita APA (7th ed.)
Lewis, E. (2006). Involving young people in teenage pregnancy and sexual work: A practical guide. National Children's Bureau Enterprises.
Cita Chicago (17th ed.)
Lewis, Ellie. Involving Young People in Teenage Pregnancy and Sexual Work: A Practical Guide. London: National Children's Bureau Enterprises, 2006.
Cita MLA (9th ed.)
Lewis, Ellie. Involving Young People in Teenage Pregnancy and Sexual Work: A Practical Guide. National Children's Bureau Enterprises, 2006.
Atenció: Aquestes cites poden no estar 100% correctes.