Cita APA (7a ed.)

Piel, E. J., & Truxal, J. G. (1975). Technology, handle with care. McGraw Hill.

Cita Chicago Style (17a ed.)

Piel, Emil Joseph, y John G. Truxal. Technology, Handle with Care. New York: McGraw Hill, 1975.

Cita MLA (8a ed.)

Piel, Emil Joseph, y John G. Truxal. Technology, Handle with Care. McGraw Hill, 1975.