Gaya APA

Himmelblau, D, M., Riggs, J, B. (2013). Basic Principles and Calculations in Chemical Engineering eighth edition (Eighth Edition). USA: Pearson.

Gaya MLA

Himmelblau, David, M.., Riggs, James, B.. "Basic Principles and Calculations in Chemical Engineering eighth edition". Eighth Edition USA: Pearson, 2013. Text.