www.hostelbookers.com - online hostel bookers
www.hostelworld.com - same as above
www.hihostels.com - find hostels
www.airbnb.com - people worldwide let you crush at their places - not free but often cheaper than hotels
www.hostelworld.com - same as above
www.hihostels.com - find hostels
www.airbnb.com - people worldwide let you crush at their places - not free but often cheaper than hotels