Gaya APA

Himmelblau, D, M., Riggs, J, B. (2004). Basic principles and Calculations in Chemical Engineering (seventh). NEW JERSEY: Pearson Educations.

Gaya MLA

Himmelblau, David, M., Riggs, James, B.. "Basic principles and Calculations in Chemical Engineering". seventh NEW JERSEY: Pearson Educations, 2004. Text.