1. Go to www.harpercollins.co.nz

2. Select the book you want

Remember you will get 20% off the listed RRP and free shipping

3. Highlight the ISBN number listed and book title.

4. Copy this (go to edit on top menu bar and copy)

5. Return to this page

6. Choose the book option listed below that best matches price of the book you have chosen 

after 20% is deducted.

7. Click Add to cart.

8. Go to checkout and paste (go to edit on top menu bar and paste) ISBN number in final

address field on the checkout page

9. Repeat until all books wanted are entered.

10. Proceed to checkout and finish transaction.