Gaya APA
Chopey, N, P. (1994).
Handbook of Chemical Engineering Calculations. Second Edition (Ed.Ke-2).
Singapore:
McGraw-Hill.
Gaya MLA
Chopey, Nicholas, P..
"Handbook of Chemical Engineering Calculations. Second Edition".
Ed.Ke-2
Singapore:
McGraw-Hill,
1994.
Textbook.