How can I get multiple references displayed in text?

[a1leen]

Hello

I'm hoping you can help me. If I use the Harvard system, and I have multiple references, in the text it appears like this

This conversation spoke to a common understanding; computer workers work long hours (Valk and Srinivasan, 2011) (Augustsson and Sandberg, 2007).

But what I want it to look like is this

This conversation spoke to a common understanding; computer workers work long hours (Valk and Srinivasan, 2011; Augustsson and Sandberg, 2007).

ie, one sets of bracket over all the references, no internal brackets. Is this possible? I've tried turning of brackets but that just get's rid of them all.

[a1leen]

Doh! Ignore me, I worked it out.
Great software by the way, I swear by it.