|Other Retailer||Price Checked Time||Their Price in AUD||Our Price|
|Amazon UK||yesterday||21.82||$10.73||You save $11.09|
|Amazon US||2 days ago||16.14||$10.73||You save $5.41|
|Book Depository US||17 days ago||11.81||$10.73||You save $1.08|
America's best-selling annual publication, with facts, feature articles, and advice that are "useful, with a pleasant degree of humor."