APA (7th ed.) Citation

Norman, J. F., & Todd, J. T. Qualitative shape from shading. SAGE Publishing.

Chicago Style (17th ed.) Citation

Norman, J. Farley, and James T. Todd. Qualitative Shape from Shading. SAGE Publishing.

MLA (9th ed.) Citation

Norman, J. Farley, and James T. Todd. Qualitative Shape from Shading. SAGE Publishing.

Warning: These citations may not always be 100% accurate.