Παραπομπή σε μορφή APA (7η εκδ.)

Herdman, C. S., DeMarco, R., & Feijoo, A. (1999). Serving the future: An update on adolescent reproductive & sexual health programs in developing countries (2nd ed.). International Division, Advocates for Youth.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Herdman, Cristina S., Renee DeMarco, και Ammie Feijoo. Serving the Future: An Update on Adolescent Reproductive & Sexual Health Programs in Developing Countries. 2nd ed. Washington, D.C: International Division, Advocates for Youth, 1999.

Παραπομπή σε μορφή MLA (9th εκδ.)

Herdman, Cristina S., et al. Serving the Future: An Update on Adolescent Reproductive & Sexual Health Programs in Developing Countries. 2nd ed. International Division, Advocates for Youth, 1999.