TY - BOOK AU - Petruzella,Frank D. TI - Activities manual for Programmable logic controllers SN - 9780070496880 AV - TJ223.P76 P48 1991 PY - 1991/// CY - Boston PB - McGraw-Hill Higher Education KW - Programmable controllers--Problems, exercises, etc N1 - Provides test questions and programming assignments designed to aid students in understanding the underlying principles of programmable logic controllers. Suitable for use in most basic PLC courses ER -