the back or side of the van and against other large furniture. you should use straps or ropes to prevent it from tipping over.
on delivery, make sure you leave your refrigerator unplugged and upright for a minimum of three hours to settle. when you do plug it back in please bear in mind it can take up to three days for it to get back up to the correct temperature.
as with any electrical appliance, you may need to change the plug once in your new country. if you are not confident in doing it yourself, ask an electrician to do it for you. it may be easier to do it 