Complex sentence: Extract from Building Societies Yearbook 2009/10 (pp.152 & 136) Building Societies Association (retrieved 17 November 2009) The Nationwide is the largest building society in the world.
Split into simpler sentences: Extract from Building Societies Yearbook 2009/10 (pp.152 & 136) Building Societies Association (retrieved 17 November 2009). JM Dent & Sons, 1934 The Nationwide is the largest building society in the world.