|Other Retailer||Price Checked Time||Their Price in AUD||Our Price|
|Amazon UK||4 days ago||29.89||$16.17||You save $13.72|
|Amazon US||6 days ago||20.86||$16.17||You save $4.69|
|Book Depository US||today||17.83||$16.17||You save $1.66|
The author has many varied interests ranging from gold prospecting to coins and stamps. When he isn't doing those things which he enjoys, he is usually working on more great books and rewriting past editions!