Fu, K., Gonzalez, R. C., Lee, C. S. G., Gonzales, R. C., & Lee, C. S. G. (1987). Robotics: Control, sensing, vision, and intelligence. New York: McGraw-Hill Book Company.

Fu, King-Sun, Rafael C. Gonzalez, C. S. G. Lee, Rafael C. Gonzales, and C. S. George Lee. Robotics: Control, Sensing, Vision, and Intelligence. New York: McGraw-Hill Book Company, 1987.

Fu, King-Sun, et al. Robotics: Control, Sensing, Vision, and Intelligence. New York: McGraw-Hill Book Company, 1987.