APA aipamena

Dennis, J., Sawtell, M., & Rutter, S. (1993). Counselling needed after screening for Down's syndrome.

Chicago Style aipamena

Dennis, J., M. Sawtell, and S. Rutter. Counselling Needed After Screening for Down's Syndrome. 1993.

MLA aipamena

Dennis, J., M. Sawtell, and S. Rutter. Counselling Needed After Screening for Down's Syndrome. 1993.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.