Gaya APA

Couper, J, R., Penney, W, R. (2005). Chemical process equipment : selection and design (2005). : New York : Elseiver,.

Gaya MLA

Couper, James, R.., Penney, W., Roy. "Chemical process equipment : selection and design". 2005 : New York : Elseiver,, 2005. Text.