APA Style

Palmquist, R, E. (1987). Guide to the 1987 National Electrical Code / Roland E. Palmquist (1). London: Collier Macmillan Publishers.

MLA Style

Palmquist, Roland, E.. "Guide to the 1987 National Electrical Code / Roland E. Palmquist". 1 London: Collier Macmillan Publishers, 1987. Textbook ห้องสมุดทั่วไป.