Cita APA (7a ed.)

Sheng, C. L. (1969). Threshold logic (1a ed.). Academic Press.

Cita Chicago Style (17a ed.)

Sheng, Ching Lai. Threshold Logic. 1a ed. Londres: Academic Press, 1969.

Cita MLA (9a ed.)

Sheng, Ching Lai. Threshold Logic. 1a ed. Academic Press, 1969.