(Refer Snooks, p.207)

In-Text:               (Akroyd & Nguyen 2001)

References:       Akroyd, TJ & Nguyen, QD 2001 'Continuous rheometry for industrial slurries', Proceedings of the fourteenth Australian
                             Fluid Mechanics Conference, Flinders University, Adelaide, South Australia, vol. 2, pp. 681-4.

If you cannot find an example for what you are looking for then use: Chapter 12 'Methods of citations' from Snooks (2002)