Enjoy an eBook of your choice, courtesy of HarperCollins, when you join Kobo.com.

This month, select from one of the following great titles:

The Dark Prince Of Melbourne, by Ian W. Shaw

In this first detailed biography of arguably Australia's best-known standover man, Ian W. Shaw traces the life of the criminal who set the trend in city gangster life, not only in Melbourne but Australia-wide.

Positive Obsession, The Life and Times of Octavia E. Butler, by Susana M. Morris

A magnificent cultural biography that charts the life of one of our greatest writers, situating her alongside the key historical and social moments that shaped her work.

The Heir Apparent, by Rebecca Armitage

A riveting royal story, now a Reese's Book Club Pick. 'For everyone wondering who's going to be the next big thing on the Australian literary scene, I have the answer: it's Rebecca Armitage. The Heir Apparent is one of the best books I've read all year.' Natasha Lester, New York Times bestselling author of The Mademoiselle Alliance