Cita APA (7a ed.)

Say, M. G. (1973). Electrical engineer's reference book (3a. ed.). Butterworths.

Cita Chicago Style (17a ed.)

Say, M. G. Electrical Engineer's Reference Book. 3a. ed. London: Butterworths, 1973.

Cita MLA (8a ed.)

Say, M. G. Electrical Engineer's Reference Book. 3a. ed. Butterworths, 1973.