Cita APA (7th ed.)

(1990). Midnight engineering: The journal of personal product development. William E. Gates.

Cita Chicago (17th ed.)

Midnight Engineering: The Journal of Personal Product Development. Fort Collins, CO: William E. Gates, 1990.

Cita MLA (9th ed.)

Midnight Engineering: The Journal of Personal Product Development. William E. Gates, 1990.

Atenció: Aquestes cites poden no estar 100% correctes.