1. The six keys to normal occlusion;Andrews;Am. J. Orthod.,1972
2. The straight-wire appliance;Andrews;J. Clin. Orthod.,1976
3. The straight-wire appliance;Andrews;J. Clin. Orthod.,1976
4. The straight-wire appliance;Andrews;J. Clin. Orthod.,1976
5. The latest and best in orthodontic mechanism;Angle;Dent. Cosmos,1929