Cita APA (7a ed.)

Narraway, W., & Boyce, E. R. (1962). Tools and machines. MacMillan.

Cita Chicago Style (17a ed.)

Narraway, William, y E. R. Boyce. Tools and Machines. London: MacMillan, 1962.

Cita MLA (9a ed.)

Narraway, William, y E. R. Boyce. Tools and Machines. MacMillan, 1962.