APA

Walton H., . (1968). The how and why of mechanical movements: exactly how machines work: engines, turbines, transmissions, brakes, clutches, rockets, atomic generators, gyroscopes, guidance systems. New York: Popular Science Pub. Co.

Chicago

Walton Harry, . 1968. The how and why of mechanical movements: exactly how machines work: engines, turbines, transmissions, brakes, clutches, rockets, atomic generators, gyroscopes, guidance systems. New York: Popular Science Pub. Co.

Harvard

Walton H., . (1968). The how and why of mechanical movements: exactly how machines work: engines, turbines, transmissions, brakes, clutches, rockets, atomic generators, gyroscopes, guidance systems. New York: Popular Science Pub. Co.

MLA

Walton Harry, . The how and why of mechanical movements: exactly how machines work: engines, turbines, transmissions, brakes, clutches, rockets, atomic generators, gyroscopes, guidance systems. New York: Popular Science Pub. Co. 1968.