This book lists by continent and country the best pizza restaurants, food trucks and take aways in the world as rated by a group of local pizza experts. If you love pizza and love to travel, this is a must-have and a bargain at £2.00. Currently £15 on Amazon.
Try ExtraExtra for 20% off on sales items (didn't work for me, but may work for someone else)
Add 10% discount for student via Unidays and select store collection for free shipping.