'That, ' said Mr Borthwick, 'was the best hamburger I've ever tasted ' Joe has just created the yummiest, juciest, most delicious hamburger ever - and his friend Mr Borthwick wants to sell it in his new hamburger shop. But there's a problem - Joe has completely forgotten the recipe and the shop is opening very soon. A pinch of this, a touch of that and a spoonful of something else...the race is on for Joe to remember

This novel features Precious Ramotswe, the owner of Botswana's only detective agency. Among her cases are wayward wives, unscrupulous maids and the challenge of a mother's pain over her lost son.

The No. 1 Ladies' Detective Agency is one woman, Precious Ramotswe, working out of a breezeblock office in Botswana. A cross between Kinsey Millhone and Miss Marple, Precious makes an unlikely heroine as she embarks on a very African mystery.

In this fourth volume of the bestselling series - The No. 1 Ladies' Detective Agency, the ever-popular Precious Ramotswe - Botswana's leading, and only, female private detective - faces a new and unwanted problem: competition.

*The fifth in the No.1 Ladies' Detective Agency series *Highly original 'detective' stories with unique setting and characters for people who are fed up with aggressive literature which dwells on selfishness, discourtesy and conflict.

* Highly original 'detective' stories with unique setting and characters featuring Mma Ramotswe and her No.1 Ladies' Detective Agency.

* No. 7 in the marvellous Mma Ramotswe series

* The eighth instalment of Alexander McCall Smith's wonderful No.1 Ladies' Detective Agency series

* The third in the Sunday Philosophy Club series, starring amateur sleuth Isabel Dalhousie

Three von Igelfeld novels - Portuguese Irregular Verbs, Finer Points of Sausage Dogs and The Villa of Reduced Circumstances - available in one volume.