Παραπομπή σε μορφή APA (7η εκδ.)

ebrary, Inc, Dulmus, C. N., & Sowers, K. M. (2012). Social work fields of practice: Historical trends, professional issues, and future opportunities. John Wiley & Sons, Inc..

Παραπομπή σε μορφή Chicago (17η εκδ.)

ebrary, Inc, Catherine N. Dulmus, και Karen M. Sowers. Social Work Fields of Practice: Historical Trends, Professional Issues, and Future Opportunities. Hoboken, N.J.: John Wiley & Sons, Inc., 2012.

Παραπομπή σε μορφή MLA (9th εκδ.)

ebrary, Inc, et al. Social Work Fields of Practice: Historical Trends, Professional Issues, and Future Opportunities. John Wiley & Sons, Inc., 2012.