If you are directly quoting the author's own words from this document you must acknowledge that they are not your own words by putting them within quotes marks, reference the source in the text and then provide the full reference at the end of the document. For example:
In the text:
Brackenbridge argues that "[t]he interpersonal dynamics of sexual abuse in sport are similar to those in other settings but exacerbated by some key situational differences" (Brackenbridge, 2008).
Full reference to insert at the bottom of the document:
Brackenbridge, C. (2008) Child Protection in Sport. Guide.
Community Care Inform Children [online].
Available at: https://www.ccinform.co.uk/articles/2008/02/22/1973/Child+protection+in+sport.html [accessed: INSERT DATE HERE (eg 25 November 2015)]