Lewis, E. (2006). Involving young people in teenage pregnancy and sexual work: A practical guide. National Children's Bureau Enterprises.
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Chicago Style (17th ed.) Zitazioa
Lewis, Ellie. Involving Young People in Teenage Pregnancy and Sexual Work: A Practical Guide. London: National Children's Bureau Enterprises, 2006.
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MLA (9th ed.) Zitazioa
Lewis, Ellie. Involving Young People in Teenage Pregnancy and Sexual Work: A Practical Guide. National Children's Bureau Enterprises, 2006.
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