APA引文

Petruzella, F. D., & Frank D. Petruzella. (2005). Activities manual for Programmable logic controllers. Boston: McGraw-Hill Higher Education.

Trích dẫn kiểu Chicago

Petruzella, Frank D., và Frank D. Petruzella. Activities Manual for Programmable Logic Controllers. Boston: McGraw-Hill Higher Education, 2005.

MLA引文

Petruzella, Frank D., và Frank D. Petruzella. Activities Manual for Programmable Logic Controllers. Boston: McGraw-Hill Higher Education, 2005.

警告：這些引文格式不一定是100％准確.