Bought a thermal binder. It makes professional looking notebooks with whatever paper you want. We used file folders for the covers, but you can use any cardstock you'd like. Cost not including
Thermal Binding London | Nevex Printing Centre
Thermal Binding - JFK Binding Supplies Ltd
Thermal/Fastback Binding - Urgent Printing
Thermal Binding Machines & Covers | In Stock | The Binding Warehouse
Estates - University of Kent
Rd-50 Rayson 50mm Binding Machine Electric Thermal Binder Low-Cost Binding Machine - China Binder, Binding Machine | Made-in-China.com
Namibind Paper Thermal Binding Cover, Paper Size: A4 at Rs 31/piece in New Delhi