The Robots of Dawn, Isaac Asimov

ON THE PLANET OF DAWN ROBOTS AND HUMANS COEXIST PEACEFULLY...

Until a humaniform robot - one of the most sophisticated manifestations of artificial intelligence ever created - is 'murdered'.  Only one man on he Planet Aurora had the means, the motive and the opportunity to commit the crime:  he hires interplanetary detective Elijah Baley to prove that he did not do it.  Armed only with his own instincts , his sometimes quirky logic and the immutable Three Laws of Robotics, Baley sets out o solve the case. . .