APA Style

Boylestad, R, L., Nashelsky, L. (2006). Electronic devices and circuit theory. Ninth International Edition (Ninth International Edition). Harlow: Pearson Prentice hall.

MLA Style

Boylestad, Robert, L., Nashelsky, Louis. "Electronic devices and circuit theory. Ninth International Edition". Ninth International Edition Harlow: Pearson Prentice hall, 2006. Text.